diff --git a/UltiSnips/all.snippets b/UltiSnips/all.snippets
index ee0e441..085440a 100644
--- a/UltiSnips/all.snippets
+++ b/UltiSnips/all.snippets
@@ -1,6 +1,8 @@
 # This file contains snippets that are always defined. I personally
 # have snippets for signatures and often needed texts
 
+priority -50
+
 ##############
 # NICE BOXES #
 ##############
@@ -91,15 +93,15 @@ snip.rv = box[2] + '\n' + box[3]`
 $0
 endsnippet
 
-snippet fold "Insert a vim fold marker" !b
+snippet fold "Insert a vim fold marker" b
 `!p snip.rv = _get_comment_format()[0]` ${1:Fold description} `!p snip.rv = foldmarker()[0]`${2:1} `!p snip.rv = _get_comment_format()[2]`
 endsnippet
 
-snippet foldc "Insert a vim fold close marker" !b
+snippet foldc "Insert a vim fold close marker" b
 `!p snip.rv = _get_comment_format()[0]` ${2:1}`!p snip.rv = foldmarker()[1]` `!p snip.rv = _get_comment_format()[2]`
 endsnippet
 
-snippet foldp "Insert a vim fold marker pair" !b
+snippet foldp "Insert a vim fold marker pair" b
 `!p snip.rv = _get_comment_format()[0]` ${1:Fold description} `!p snip.rv = foldmarker()[0]` `!p snip.rv = _get_comment_format()[2]`
 ${2:${VISUAL:Content}}
 `!p snip.rv = _get_comment_format()[0]` `!p snip.rv = foldmarker()[1]` $1 `!p snip.rv = _get_comment_format()[2]`
diff --git a/UltiSnips/bib.snippets b/UltiSnips/bib.snippets
index adbde15..c9b8df5 100644
--- a/UltiSnips/bib.snippets
+++ b/UltiSnips/bib.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet online "Online resource" b
 @online{${1:name},
 	author={${2:author}},
diff --git a/UltiSnips/bindzone.snippets b/UltiSnips/bindzone.snippets
index 9afe6f7..b8ab0df 100644
--- a/UltiSnips/bindzone.snippets
+++ b/UltiSnips/bindzone.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 global !p
 def newsoa():
 	import datetime
diff --git a/UltiSnips/c.snippets b/UltiSnips/c.snippets
index 03ad55a..5b8eae8 100644
--- a/UltiSnips/c.snippets
+++ b/UltiSnips/c.snippets
@@ -2,6 +2,8 @@
 #                            TextMate Snippets                            #
 ###########################################################################
 
+priority -50
+
 snippet def "#define ..."
 #define ${1}
 endsnippet
@@ -12,7 +14,7 @@ snippet ifndef "#ifndef ... #define ... #endif"
 #endif
 endsnippet
 
-snippet #if "#if #endif" !b
+snippet #if "#if #endif" b
 #if ${1:0}
 ${VISUAL}${0:${VISUAL/(.*)/(?1::code)/}}
 #endif
diff --git a/UltiSnips/coffee.snippets b/UltiSnips/coffee.snippets
index 8f347f1..68fe31c 100644
--- a/UltiSnips/coffee.snippets
+++ b/UltiSnips/coffee.snippets
@@ -1,5 +1,7 @@
 # From the TextMate bundle
 
+priority -50
+
 snippet fun "Function" b
 ${1:name} = (${2:args}) ->
 	${0:# body...}
@@ -87,4 +89,3 @@ endsnippet
 snippet log "Log" b
 console.log ${1:"${2:msg}"}
 endsnippet
-
diff --git a/UltiSnips/coffee_jasmine.snippets b/UltiSnips/coffee_jasmine.snippets
index 47d1e6b..0dd35cd 100644
--- a/UltiSnips/coffee_jasmine.snippets
+++ b/UltiSnips/coffee_jasmine.snippets
@@ -2,8 +2,12 @@
 # CoffeeScript versions -- adapted from the JS TextMate bundle + additions
 # for some jasmine-jquery matchers
 #
+priority -50
+
 extends coffee
 
+priority -49
+
 snippet des "Describe (coffee)" b
 describe '${1:description}', ->
 	$0
@@ -160,4 +164,3 @@ endsnippet
 snippet noscw "expect was not called with (coffee)" b
 expect(${1:target}).wasNotCalledWith(${2:arguments})
 endsnippet
-
diff --git a/UltiSnips/cpp.snippets b/UltiSnips/cpp.snippets
index 88242e4..3d79a64 100644
--- a/UltiSnips/cpp.snippets
+++ b/UltiSnips/cpp.snippets
@@ -1,5 +1,10 @@
+priority -50
+
 extends c
 
+# We want to overwrite everything in parent ft.
+priority -49
+
 ###########################################################################
 #                            TextMate Snippets                            #
 ###########################################################################
diff --git a/UltiSnips/cs.snippets b/UltiSnips/cs.snippets
index 68890b1..aca245e 100644
--- a/UltiSnips/cs.snippets
+++ b/UltiSnips/cs.snippets
@@ -2,6 +2,7 @@
 #                      C# Snippets for UltiSnips                      #
 #######################################################################
 
+priority -50
 
 #########################
 #  classes and structs  #
@@ -325,4 +326,3 @@ snippet /// "XML comment" b
 /// $1
 /// </summary>
 endsnippet
-
diff --git a/UltiSnips/css.snippets b/UltiSnips/css.snippets
index d14d51c..32c3f21 100644
--- a/UltiSnips/css.snippets
+++ b/UltiSnips/css.snippets
@@ -2,6 +2,8 @@
 #                    Most of these came from TextMate                     #
 ###########################################################################
 
+priority -50
+
 snippet ! "!important CSS (!)"
 ${1:!important}
 endsnippet
diff --git a/UltiSnips/d.snippets b/UltiSnips/d.snippets
index b73e517..3a718c3 100644
--- a/UltiSnips/d.snippets
+++ b/UltiSnips/d.snippets
@@ -1,5 +1,7 @@
 # Simple shortcuts
 
+priority -50
+
 snippet imp "import (imp)" b
 import ${1:std.stdio};
 endsnippet
@@ -265,11 +267,11 @@ this(${1:/*args*/})
 }
 endsnippet
 
-snippet get "getter property (get)" !
+snippet get "getter property (get)"
 @property ${1:/*type*/} ${2:/*member_name*/}() const pure nothrow {return ${3:$2_};}
 endsnippet
 
-snippet set "setter property (set)" !
+snippet set "setter property (set)"
 @property void ${1:/*member_name*/}(${2:/*type*/} rhs) pure nothrow {${3:$1_} = rhs;}
 endsnippet
 
@@ -490,12 +492,11 @@ endsnippet
 # Comments
 
 
-snippet todo "TODO (todo)" !
+snippet todo "TODO (todo)"
 // TODO: ${1}
 endsnippet
 
 
-
 # DDoc
 
 snippet doc "generic ddoc block (doc)" b
diff --git a/UltiSnips/django.snippets b/UltiSnips/django.snippets
index fc5f94a..9d6ce27 100644
--- a/UltiSnips/django.snippets
+++ b/UltiSnips/django.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 # Generic Tags
 snippet %
 {% ${1} %}${2}
diff --git a/UltiSnips/erlang.snippets b/UltiSnips/erlang.snippets
index 7823162..e27fbef 100644
--- a/UltiSnips/erlang.snippets
+++ b/UltiSnips/erlang.snippets
@@ -2,6 +2,8 @@
 #                            TEXTMATE SNIPPETS                            #
 ###########################################################################
 
+priority -50
+
 snippet pat "Case:Receive:Try Clause"
 ${1:pattern}${2: when ${3:guard}} ->;
 	${4:body}
diff --git a/UltiSnips/eruby.snippets b/UltiSnips/eruby.snippets
index cb53d69..cd87c1c 100644
--- a/UltiSnips/eruby.snippets
+++ b/UltiSnips/eruby.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 # TextMate added these variables to cope with changes in ERB handling
 # in different versions of Rails -- for instance, Rails 3 automatically
 # strips whitespace so that it's no longer necessary to use a form like
diff --git a/UltiSnips/go.snippets b/UltiSnips/go.snippets
index 9b540f7..d01e3f1 100644
--- a/UltiSnips/go.snippets
+++ b/UltiSnips/go.snippets
@@ -1,5 +1,7 @@
 # Snippets for Go
 
+priority -50
+
 # when to abbriviate and when not?
 # b doesn't work here, because it ignores whitespace
 # optional local name?
@@ -44,42 +46,42 @@ type ${1:Interface} interface {
 endsnippet
 
 # statements
-snippet for "For loop" !b
+snippet for "For loop" b
 for ${1:condition}${1/(.+)/ /}{
 	${0:${VISUAL}}
 }
 endsnippet
 
-snippet forr "For range loop" !b
+snippet forr "For range loop" b
 for ${2:name} := range ${1:collection} {
 	${0:${VISUAL}}
 }
 endsnippet
 
-snippet if "If statement" !b
+snippet if "If statement" b
 if ${1:condition}${1/(.+)/ /}{
 	${0:${VISUAL}}
 }
 endsnippet
 
-snippet switch "Switch statement" !b
+snippet switch "Switch statement" b
 switch ${1:expression}${1/(.+)/ /}{
 case${0}
 }
 endsnippet
 
-snippet select "Select statement" !b
+snippet select "Select statement" b
 select {
 case${0}
 }
 endsnippet
 
-snippet case "Case clause" !b
+snippet case "Case clause" b
 case ${1:condition}:
 	${0:${VISUAL}}
 endsnippet
 
-snippet default "Default clause" !b
+snippet default "Default clause" b
 default:
 	${0:${VISUAL}}
 endsnippet
@@ -104,19 +106,19 @@ func ${1:name}(${2:params})${3/(.+)/ /}${3:type} {
 endsnippet
 
 # types and variables
-snippet map "Map type" !b
+snippet map "Map type" b
 map[${1:keytype}]${2:valtype}
 endsnippet
 
-snippet : "Variable declaration :=" !b
+snippet : "Variable declaration :=" b
 ${1:name} := ${0:value}
 endsnippet
 
-snippet var "Variable declaration" !b
+snippet var "Variable declaration" b
 var ${1:name}${2/(.+)/ /}${2:type}${3: = ${0:value}}
 endsnippet
 
-snippet vars "Variables declaration" !b
+snippet vars "Variables declaration" b
 var (
 	${1:name}${2/(.+)/ /}${2:type}${3: = ${0:value} }
 )
diff --git a/UltiSnips/haskell.snippets b/UltiSnips/haskell.snippets
index 44f6b96..ad217fd 100644
--- a/UltiSnips/haskell.snippets
+++ b/UltiSnips/haskell.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet if "if ... then ... else ..."
 if ${1:condition}
 	then ${2:expression}
diff --git a/UltiSnips/help.snippets b/UltiSnips/help.snippets
index bae87c4..6132738 100644
--- a/UltiSnips/help.snippets
+++ b/UltiSnips/help.snippets
@@ -1,5 +1,7 @@
 # Snippets for VIM Help Files
 
+priority -50
+
 global !p
 def sec_title(snip, t):
 	file_start = snip.fn.split('.')[0]
diff --git a/UltiSnips/html.snippets b/UltiSnips/html.snippets
index ccdba65..31f7cc3 100644
--- a/UltiSnips/html.snippets
+++ b/UltiSnips/html.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            TextMate Snippets                            #
 ###########################################################################
diff --git a/UltiSnips/htmldjango.snippets b/UltiSnips/htmldjango.snippets
index 9df5f78..5836a2f 100644
--- a/UltiSnips/htmldjango.snippets
+++ b/UltiSnips/htmldjango.snippets
@@ -1 +1,3 @@
+priority -50
+
 extends html, django
diff --git a/UltiSnips/htmljinja.snippets b/UltiSnips/htmljinja.snippets
index 72640ea..fa3b3c2 100644
--- a/UltiSnips/htmljinja.snippets
+++ b/UltiSnips/htmljinja.snippets
@@ -1 +1,3 @@
+priority -50
+
 extends html, jinja2
diff --git a/UltiSnips/java.snippets b/UltiSnips/java.snippets
index a11e507..96cc7a9 100644
--- a/UltiSnips/java.snippets
+++ b/UltiSnips/java.snippets
@@ -1,6 +1,4 @@
-###########################################################################
-#                            TEXTMATE SNIPPETS                            #
-###########################################################################
+priority -50
 
 # Many of the snippets here use a global option called
 # "g:ultisnips_java_brace_style" which, if set to "nl" will put a newline
@@ -31,7 +29,7 @@ def camel(word):
 
 endglobal
 
-snippet sleep "try sleep catch" !b
+snippet sleep "try sleep catch" b
 try {
 	Thread.sleep(${1:1000});
 } catch (InterruptedException e){
@@ -39,16 +37,16 @@ try {
 }
 endsnippet
 
-snippet /i|n/ "new primitive or int" !br
+snippet /i|n/ "new primitive or int" br
 ${1:int} ${2:i} = ${3:1};
 $0
 endsnippet
 
-snippet /o|v/ "new Object or variable" !br
+snippet /o|v/ "new Object or variable" br
 ${1:Object} ${2:var} = new $1(${3});
 endsnippet
 
-snippet f "field" !b
+snippet f "field" b
 ${1:private} ${2:String} ${3:`!p snip.rv = t[2].lower()`};
 endsnippet
 
@@ -60,15 +58,15 @@ snippet as "assert" b
 assert ${1:test}${2/(.+)/(?1: \: ")/}${2:Failure message}${2/(.+)/(?1:")/};$0
 endsnippet
 
-snippet at "assert true" !b
+snippet at "assert true" b
 assertTrue(${1:actual});
 endsnippet
 
-snippet af "assert false" !b
+snippet af "assert false" b
 assertFalse(${1:actual});$0
 endsnippet
 
-snippet ae "assert equals" !b
+snippet ae "assert equals" b
 assertEquals(${1:expected}, ${2:actual});
 endsnippet
 
@@ -96,7 +94,7 @@ snip.rv = snip.basename or "untitled"`} ${2:extends ${3:Parent} }${4:implements
 }
 endsnippet
 
-snippet clc "class with constructor, fields, setter and getters" !b
+snippet clc "class with constructor, fields, setter and getters" b
 public class `!p
 snip.rv = snip.basename or "untitled"` {
 `!p
@@ -242,11 +240,11 @@ snippet map "Collections Map" b
 Map<${1:String}, ${2:String}> ${3:map} = new ${4:Hash}Map<$1, $2>();
 endsnippet
 
-snippet set "Collections Set" !b
+snippet set "Collections Set" b
 Set<${1:String}> ${2:set} = new ${3:Hash}Set<$1>();
 endsnippet
 
-snippet /Str?|str/ "String" !br
+snippet /Str?|str/ "String" br
 String $0
 endsnippet
 
@@ -298,7 +296,7 @@ public static void main(String[] args)`!p nl(snip)`{
 }
 endsnippet
 
-snippet try "try/catch" !b
+snippet try "try/catch" b
 try {
 	$1
 } catch(${2:Exception} ${3:e}){
@@ -306,7 +304,7 @@ try {
 }
 endsnippet
 
-snippet mt "method throws" b!
+snippet mt "method throws" b
 ${1:private} ${2:void} ${3:method}(${4}) ${5:throws $6 }{
 	$0
 }
@@ -318,7 +316,7 @@ ${1:private} ${2:void} ${3:method}(${4}) {
 }
 endsnippet
 
-snippet md "Method With javadoc" !b
+snippet md "Method With javadoc" b
 /**
  * ${7:Short Description}`!p
 for i in getArgs(t[4]):
@@ -338,19 +336,19 @@ ${1:public} ${2:void} ${3:method}($4) ${5:throws $6 }{
 }
 endsnippet
 
-snippet /get(ter)?/ "getter" !br
+snippet /get(ter)?/ "getter" br
 public ${1:String} get${2:Name}() {
 	return `!p snip.rv = t[2].lower()`;
 }
 endsnippet
 
-snippet /set(ter)?/ "setter" !br
+snippet /set(ter)?/ "setter" br
 public void set${1:Name}(${2:String} $1) {
 	return this.`!p snip.rv = t[1].lower()` = `!p snip.rv = t[1].lower()`;
 }
 endsnippet
 
-snippet /se?tge?t|ge?tse?t|gs/ "setter and getter" !br
+snippet /se?tge?t|ge?tse?t|gs/ "setter and getter" br
 public void set${1:Name}(${2:String} `!p snip.rv = t[1].lower()`) {
 	this.`!p snip.rv = t[1].lower()` = `!p snip.rv = t[1].lower()`;
 }
diff --git a/UltiSnips/javascript.snippets b/UltiSnips/javascript.snippets
index 4f42494..f8d4790 100644
--- a/UltiSnips/javascript.snippets
+++ b/UltiSnips/javascript.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            TextMate Snippets                            #
 ###########################################################################
diff --git a/UltiSnips/javascript_jasmine.snippets b/UltiSnips/javascript_jasmine.snippets
index 49e38a3..0d8f7af 100644
--- a/UltiSnips/javascript_jasmine.snippets
+++ b/UltiSnips/javascript_jasmine.snippets
@@ -1,8 +1,10 @@
-#
+priority -50
+extends javascript
+priority -49
+
 # JavaScript versions -- from the TextMate bundle + some additions
 # for jasmine-jquery matchers
 #
-extends javascript
 
 snippet des "Describe (js)" b
 describe('${1:description}', function() {
@@ -165,4 +167,3 @@ endsnippet
 snippet noscw "expect was not called with (js)" b
 expect(${1:target}).wasNotCalledWith(${2:arguments});
 endsnippet
-
diff --git a/UltiSnips/javascript_jsdoc.snippets b/UltiSnips/javascript_jsdoc.snippets
index fe979eb..ca943fc 100644
--- a/UltiSnips/javascript_jsdoc.snippets
+++ b/UltiSnips/javascript_jsdoc.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 # JSDoc snippets
 
 snippet /* "A JSDoc comment" b
diff --git a/UltiSnips/jinja2.snippets b/UltiSnips/jinja2.snippets
index 890bd62..ded01dc 100644
--- a/UltiSnips/jinja2.snippets
+++ b/UltiSnips/jinja2.snippets
@@ -1,3 +1,4 @@
+priority -50
 
 # http://jinja.pocoo.org/
 
diff --git a/UltiSnips/json.snippets b/UltiSnips/json.snippets
index ea073c5..b0cad83 100644
--- a/UltiSnips/json.snippets
+++ b/UltiSnips/json.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet s "String" b
 "${1:key}": "${0:value}",
 endsnippet
diff --git a/UltiSnips/ledger.snippets b/UltiSnips/ledger.snippets
index 73beba6..4bf4691 100644
--- a/UltiSnips/ledger.snippets
+++ b/UltiSnips/ledger.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet t "Transaction" b
 ${1:`!v strftime("%Y")`}-${2:`!v strftime("%m")`}-${3:`!v strftime("%d")`} ${4:*} ${5:Payee}
 	${6:Expenses}			\$${7:0.00}
diff --git a/UltiSnips/lhaskell.snippets b/UltiSnips/lhaskell.snippets
index c5c9f19..29169a5 100644
--- a/UltiSnips/lhaskell.snippets
+++ b/UltiSnips/lhaskell.snippets
@@ -1,2 +1,3 @@
-extends haskell
+priority -50
 
+extends haskell
diff --git a/UltiSnips/lua.snippets b/UltiSnips/lua.snippets
index 2fb441c..bc59c60 100644
--- a/UltiSnips/lua.snippets
+++ b/UltiSnips/lua.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 #################################
 # Snippets for the Lua language #
 #################################
diff --git a/UltiSnips/mako.snippets b/UltiSnips/mako.snippets
index 92a7be3..fb31ec8 100644
--- a/UltiSnips/mako.snippets
+++ b/UltiSnips/mako.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 #################
 # From snipmate #
 #################
diff --git a/UltiSnips/markdown.snippets b/UltiSnips/markdown.snippets
index c3189b8..fa708ab 100644
--- a/UltiSnips/markdown.snippets
+++ b/UltiSnips/markdown.snippets
@@ -1,6 +1,4 @@
-###########################################################################
-#                          SNIPPETS for MARKDOWN                          #
-###########################################################################
+priority -50
 
 ###########################
 # Sections and Paragraphs #
diff --git a/UltiSnips/objc.snippets b/UltiSnips/objc.snippets
index c2a608a..45e41fc 100644
--- a/UltiSnips/objc.snippets
+++ b/UltiSnips/objc.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            TextMate Snippets                            #
 ###########################################################################
diff --git a/UltiSnips/ocaml.snippets b/UltiSnips/ocaml.snippets
index d938939..1ebc347 100644
--- a/UltiSnips/ocaml.snippets
+++ b/UltiSnips/ocaml.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet rs "raise" b
 raise (${1:Not_found})
 endsnippet
diff --git a/UltiSnips/perl.snippets b/UltiSnips/perl.snippets
index 9202915..abaae3f 100644
--- a/UltiSnips/perl.snippets
+++ b/UltiSnips/perl.snippets
@@ -1,10 +1,12 @@
+priority -50
+
 ###########################################################################
 #                            TextMate Snippets                            #
 ###########################################################################
 snippet ife "Conditional if..else (ife)"
 if ($1) {
 	${2:# body...}
-} 
+}
 else {
 	${3:# else...}
 }
@@ -14,10 +16,10 @@ endsnippet
 snippet ifee "Conditional if..elsif..else (ifee)"
 if ($1) {
 	${2:# body...}
-} 
+}
 elsif ($3) {
 	${4:# elsif...}
-} 
+}
 else {
 	${5:# else...}
 }
diff --git a/UltiSnips/php.snippets b/UltiSnips/php.snippets
index f932095..24f6cc5 100644
--- a/UltiSnips/php.snippets
+++ b/UltiSnips/php.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ## Snippets from SnipMate, taken from
 ## https://github.com/scrooloose/snipmate-snippets.git
 
@@ -93,7 +95,7 @@ snippet var "var"
 var_export(${1});${2}
 endsnippet
 
-snippet getter "PHP Class Getter" !b
+snippet getter "PHP Class Getter" b
 /*
  * Getter for $1
  */
@@ -104,7 +106,7 @@ public function get${1/\w+\s*/\u$0/}()
 $4
 endsnippet
 
-snippet setter "PHP Class Setter" !b
+snippet setter "PHP Class Setter" b
 /*
  * Setter for $1
  */
@@ -116,7 +118,7 @@ public function set${1/\w+\s*/\u$0/}($$1)
 $0
 endsnippet
 
-snippet gs "PHP Class Getter Setter" !b
+snippet gs "PHP Class Getter Setter" b
 /*
  * Getter for ${1/(\w+)\s*;/$1/}
  */
@@ -136,7 +138,7 @@ public function set${1/(\w+)\s*;/\u$1/}($${1/(\w+)\s*;/$1/})
 $0
 endsnippet
 
-snippet pub "Public function" !b
+snippet pub "Public function" b
 public function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -144,7 +146,7 @@ public function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet pro "Protected function" !b
+snippet pro "Protected function" b
 protected function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -152,7 +154,7 @@ protected function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet pri "Private function" !b
+snippet pri "Private function" b
 private function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -160,7 +162,7 @@ private function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet pubs "Public static function" !b
+snippet pubs "Public static function" b
 public static function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -168,7 +170,7 @@ public static function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet pros "Protected static function" !b
+snippet pros "Protected static function" b
 protected static function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -176,7 +178,7 @@ protected static function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet pris "Private static function" !b
+snippet pris "Private static function" b
 private static function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -184,7 +186,7 @@ private static function ${1:name}(${2:$param})
 $0
 endsnippet
 
-snippet fu "Function snip" !b
+snippet fu "Function snip" b
 function ${1:name}(${2:$param})
 {
 	${VISUAL}${3:return null;}
@@ -199,7 +201,7 @@ foreach ($${1:variable} as $${3:value}){
 $0
 endsnippet
 
-snippet new "New class instance" !b
+snippet new "New class instance" b
 $$1 = new $1($2);
 $0
 endsnippet
@@ -213,7 +215,7 @@ if (${1:/* condition */}) {
 $0
 endsnippet
 
-snippet class "Class declaration template" !b
+snippet class "Class declaration template" b
 /**
  * Class ${1:`!p snip.rv=snip.fn.split('.')[0]`}
  * @author ${2:`!v g:snips_author`}
diff --git a/UltiSnips/puppet.snippets b/UltiSnips/puppet.snippets
index 21b200b..a8fc1ed 100644
--- a/UltiSnips/puppet.snippets
+++ b/UltiSnips/puppet.snippets
@@ -1,4 +1,4 @@
-# Snippets for Puppet
+priority -50
 
 #########################################################################
 #  Python helper code                                                   #
@@ -129,23 +129,23 @@ endsnippet
 #    See http://docs.puppetlabs.com/references/latest/function.html    #
 ########################################################################
 
-snippet alert "Alert Function" !b
+snippet alert "Alert Function" b
 alert("${1:message}")${0}
 endsnippet
 
-snippet crit "Crit Function" !b
+snippet crit "Crit Function" b
 crit("${1:message}")${0}
 endsnippet
 
-snippet debug "Debug Function" !b
+snippet debug "Debug Function" b
 debug("${1:message}")${0}
 endsnippet
 
-snippet defined "Defined Function" !b
+snippet defined "Defined Function" b
 defined(${1:Resource}["${2:name}"])${0}
 endsnippet
 
-snippet emerg "Emerg Function" !b
+snippet emerg "Emerg Function" b
 emerg("${1:message}")${0}
 endsnippet
 
@@ -161,7 +161,7 @@ snippet extlookup "Extlookup with defaults and custom data file" b
 $${1:Variable} = extlookup("${2:Lookup}", ${3:Default}, ${4:Data Source})${0}
 endsnippet
 
-snippet fail "Fail Function" !b
+snippet fail "Fail Function" b
 fail("${1:message}")${0}
 endsnippet
 
@@ -193,39 +193,39 @@ snippet hiera_include "Hiera Include Function" b
 hiera_include("${1:Lookup}")${0}
 endsnippet
 
-snippet include "Include Function" !b
+snippet include "Include Function" b
 include ${1:classname}${0}
 endsnippet
 
-snippet info "Info Function" !b
+snippet info "Info Function" b
 info("${1:message}")${0}
 endsnippet
 
-snippet inline_template "Inline Template Function" !b
+snippet inline_template "Inline Template Function" b
 inline_template("<%= ${1:template} %>")${0}
 endsnippet
 
-snippet notice "Notice Function" !b
+snippet notice "Notice Function" b
 notice("${1:message}")${0}
 endsnippet
 
-snippet realize "Realize Function" !b
+snippet realize "Realize Function" b
 realize(${1:Resource}["${2:name}"])${0}
 endsnippet
 
-snippet regsubst "Regsubst Function" !b
+snippet regsubst "Regsubst Function" b
 regsubst($${1:Target}, '${2:regexp}', '${3:replacement}')${0}
 endsnippet
 
-snippet split "Split Function" !b
+snippet split "Split Function" b
 $${1:Variable} = split($${1:Target}, '${2:regexp}')${0}
 endsnippet
 
-snippet versioncmp "Version Compare Function" !b
+snippet versioncmp "Version Compare Function" b
 $${1:Variable} = versioncmp('${1:version}', '${2:version}')${0}
 endsnippet
 
-snippet warning "Warning Function" !b
+snippet warning "Warning Function" b
 warning("${1:message}")${0}
 endsnippet
 
diff --git a/UltiSnips/python.snippets b/UltiSnips/python.snippets
index b49d438..357d01d 100644
--- a/UltiSnips/python.snippets
+++ b/UltiSnips/python.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            TEXTMATE SNIPPETS                            #
 ###########################################################################
diff --git a/UltiSnips/rails.snippets b/UltiSnips/rails.snippets
index 50031ad..5c52179 100644
--- a/UltiSnips/rails.snippets
+++ b/UltiSnips/rails.snippets
@@ -1,6 +1,4 @@
-###########################################################################
-#										 GENERATED FROM get_tm_snippets.py										#
-###########################################################################
+priority -50
 
 snippet anaf "accepts_nested_attributes_for"
 accepts_nested_attributes_for :${1:association_name}${2:${3:, :allow_destroy => true}${4:, :reject_if => proc \{ |obj| ${5:obj.blank?} \}}}
diff --git a/UltiSnips/rst.snippets b/UltiSnips/rst.snippets
index d9f4d6a..0894ef3 100644
--- a/UltiSnips/rst.snippets
+++ b/UltiSnips/rst.snippets
@@ -1,4 +1,4 @@
-
+priority -50
 
 ###########################################################################
 #                              General Stuff                              #
diff --git a/UltiSnips/ruby.snippets b/UltiSnips/ruby.snippets
index 8458e08..09a114f 100644
--- a/UltiSnips/ruby.snippets
+++ b/UltiSnips/ruby.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet "^#!" "#!/usr/bin/env ruby" r
 #!/usr/bin/env ruby
 $0
diff --git a/UltiSnips/scss.snippets b/UltiSnips/scss.snippets
index 6c1ddee..70a44a0 100644
--- a/UltiSnips/scss.snippets
+++ b/UltiSnips/scss.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet /@?imp/ "@import '...';" br
 @import '${1:file}';
 endsnippet
diff --git a/UltiSnips/sh.snippets b/UltiSnips/sh.snippets
index 07b1993..9cc4577 100644
--- a/UltiSnips/sh.snippets
+++ b/UltiSnips/sh.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 global !p
 import vim
 
diff --git a/UltiSnips/snippets.snippets b/UltiSnips/snippets.snippets
index 414f350..ee0c8c7 100644
--- a/UltiSnips/snippets.snippets
+++ b/UltiSnips/snippets.snippets
@@ -1,16 +1,14 @@
-#########################
-# SNIPPETS for SNIPPETS #
-#########################
+priority -50
 
 # We use a little hack so that the snippet is expanded
 # and parsed correctly
-snippet snip "Snippet definition" !
-`!p snip.rv = "snippet"` ${1:Tab_trigger} "${2:Description}" ${3:!b}
+snippet snip "Snippet definition" b
+`!p snip.rv = "snippet"` ${1:Tab_trigger} "${2:Description}" ${3:b}
 $0
 `!p snip.rv = "endsnippet"`
 endsnippet
 
-snippet global "Global snippet" !
+snippet global "Global snippet" b
 `!p snip.rv = "global"` !p
 $0
 `!p snip.rv = "endglobal"`
diff --git a/UltiSnips/tcl.snippets b/UltiSnips/tcl.snippets
index 2cb1f34..6584915 100644
--- a/UltiSnips/tcl.snippets
+++ b/UltiSnips/tcl.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            TEXTMATE SNIPPETS                            #
 ###########################################################################
diff --git a/UltiSnips/tex.snippets b/UltiSnips/tex.snippets
index 77cf60b..c32d21f 100644
--- a/UltiSnips/tex.snippets
+++ b/UltiSnips/tex.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 extends texmath
 
 snippet "b(egin)?" "begin{} / end{}" br
diff --git a/UltiSnips/texmath.snippets b/UltiSnips/texmath.snippets
index 03589f0..d0a25e9 100644
--- a/UltiSnips/texmath.snippets
+++ b/UltiSnips/texmath.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ##############
 # MATH STUFF #
 ##############
diff --git a/UltiSnips/vim.snippets b/UltiSnips/vim.snippets
index f4c37f0..5ff22d2 100644
--- a/UltiSnips/vim.snippets
+++ b/UltiSnips/vim.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 ###########################################################################
 #                            SnipMate Snippets                            #
 ###########################################################################
diff --git a/UltiSnips/xhtml.snippets b/UltiSnips/xhtml.snippets
index cc31dbc..a9c5a29 100644
--- a/UltiSnips/xhtml.snippets
+++ b/UltiSnips/xhtml.snippets
@@ -1 +1,3 @@
+priority -50
+
 extends html
diff --git a/UltiSnips/xml.snippets b/UltiSnips/xml.snippets
index 3c487d7..92dfb6e 100644
--- a/UltiSnips/xml.snippets
+++ b/UltiSnips/xml.snippets
@@ -1,3 +1,5 @@
+priority -50
+
 snippet xml "XML declaration" b
 <?xml version="1.0"?>
 
diff --git a/UltiSnips/zsh.snippets b/UltiSnips/zsh.snippets
index 18a2989..f7986ea 100644
--- a/UltiSnips/zsh.snippets
+++ b/UltiSnips/zsh.snippets
@@ -1,11 +1,15 @@
+priority -50
+
 extends sh
 
-snippet #! "shebang" !
+priority -49
+
+snippet #! "shebang" b
 #!/bin/zsh
 
 endsnippet
 
-snippet !env "#!/usr/bin/env (!env)" !
+snippet !env "#!/usr/bin/env (!env)" b
 #!/usr/bin/env zsh
 
 endsnippet
diff --git a/autoload/UltiSnips.vim b/autoload/UltiSnips.vim
index aa7b886..f46d2ad 100644
--- a/autoload/UltiSnips.vim
+++ b/autoload/UltiSnips.vim
@@ -130,9 +130,10 @@ function! UltiSnips#FileTypeChanged()
     return ""
 endfunction
 
+
 function! UltiSnips#AddSnippet(trigger, value, description, options, ...)
-    " Takes the same arguments as SnippetManager.add_snippet:
-    " (trigger, value, description, options, ft = "all", globals = None)
+    " Takes the same arguments as SnippetManager.add_snippet.
+    echoerr "Deprecated UltiSnips#AddSnippet called. Please use UltiSnips#AddSnippetWithPriority." | sleep 1
     exec g:_uspy "args = vim.eval(\"a:000\")"
     exec g:_uspy "trigger = vim.eval(\"a:trigger\")"
     exec g:_uspy "value = vim.eval(\"a:value\")"
@@ -142,9 +143,20 @@ function! UltiSnips#AddSnippet(trigger, value, description, options, ...)
     return ""
 endfunction
 
+function! UltiSnips#AddSnippetWithPriority(trigger, value, description, options, filetype, priority)
+    exec g:_uspy "trigger = vim.eval(\"a:trigger\")"
+    exec g:_uspy "value = vim.eval(\"a:value\")"
+    exec g:_uspy "description = vim.eval(\"a:description\")"
+    exec g:_uspy "options = vim.eval(\"a:options\")"
+    exec g:_uspy "filetype = vim.eval(\"a:filetype\")"
+    exec g:_uspy "priority = vim.eval(\"a:priority\")"
+    exec g:_uspy "UltiSnips_Manager.add_snippet(trigger, value, description, options, filetype, priority)"
+    return ""
+endfunction
+
 function! UltiSnips#Anon(value, ...)
     " Takes the same arguments as SnippetManager.expand_anon:
-    " (value, trigger="", description="", options="", globals = None)
+    " (value, trigger="", description="", options="")
     exec g:_uspy "args = vim.eval(\"a:000\")"
     exec g:_uspy "value = vim.eval(\"a:value\")"
     exec g:_uspy "UltiSnips_Manager.expand_anon(value, *args)"
diff --git a/doc/UltiSnips.txt b/doc/UltiSnips.txt
index 82886af..6cb34e1 100644
--- a/doc/UltiSnips.txt
+++ b/doc/UltiSnips.txt
@@ -16,7 +16,7 @@ UltiSnips                                      *snippet* *snippets* *UltiSnips*
    3.3 Snippet Search Path                      |UltiSnips-snippet-search-path|
    3.4 Warning About Select Mode Mappings       |UltiSnips-warning-smappings|
    3.5 Functions                                |UltiSnips-functions|
-      3.5.1 UltiSnips#AddSnippet                |UltiSnips#AddSnippet|
+      3.5.1 UltiSnips#AddSnippetWithPriority    |UltiSnips#AddSnippetWithPriority|
       3.5.2 UltiSnips#Anon                      |UltiSnips#Anon|
       3.5.3 UltiSnips#SnippetsInCurrentScope    |UltiSnips#SnippetsInCurrentScope|
    3.6 Missing python support                   |UltiSnips-python-warning|
@@ -373,13 +373,14 @@ complete definition as listed by the |:smap| command. >
 UltiSnips provides some functions for extending core functionality.
 
 
- 3.5.1 UltiSnips#AddSnippet                            *UltiSnips#AddSnippet*
+ 3.5.1 UltiSnips#AddSnippetWithPriority    *UltiSnips#AddSnippetWithPriority*
 
-The first function is UltiSnips#AddSnippet(trigger, value, description,
-options, filetyp="all"). It adds a new snippet with the provided trigger, value,
+The first function is UltiSnips#AddSnippetWithPriority(trigger, value, description,
+options, filetyp, priority). It adds a new snippet with the provided trigger, value,
 description, and options to the current list of snippets. See
-|UltiSnips-syntax| for details on the meaning of the function arguments. All
-arguments are strings.
+|UltiSnips-syntax| for details on the meaning of the function arguments. The
+Priority is a number that defines which snippet should be preferred over
+others. See the priority keyword in|UltiSnips-add-snippets|.
 
 
  3.5.2 UltiSnips#Anon                                        *UltiSnips#Anon*
@@ -390,9 +391,9 @@ discarded again. Anonymous snippets are not added to the global list of
 snippets, so they cannot be expanded a second time unless the function is
 called again. The function takes three optional arguments, in order: trigger,
 description, options. Arguments coincide with the arguments of the
-|UltiSnips#AddSnippet| function of the same name. The trigger and options
-arguments can change the way the snippet expands. The description is unused at
-this point.
+|UltiSnips#AddSnippetWithPriority| function of the same name. The trigger and
+options arguments can change the way the snippet expands. The description is
+unused at this point.
 
 An example use case might be this line from a reStructuredText plugin file:
 
@@ -504,14 +505,13 @@ a dotted filetype for the CUDA C++ framework, e.g. ":set ft=cuda.cpp", then
 UltiSnips will search for and activate snippets for both the cuda and cpp
 filetypes.
 
-UltiSnips doesn't understand multiple filetypes in snippet filenames, so a
-snippet file named "cuda.cpp.snippets" won't match the "cuda" or "cpp"
-filetypes, which means it won't be activated for files with the dotted
-filetype "cuda.cpp" either.
+The snippets file syntax is simple. All lines starting with a # character are
+considered comments. Comments are ignored by UltiSnips. Use them to document
+snippets.
 
-The extends directive provides an alternative way of combining snippet files.
-When the extends directive is included in a snippet file, it instructs
-UltiSnips to include all snippets from the indicated filetypes.
+A line beginning with the keyword 'extends' provides a way of combining
+snippet files. When the 'extends' directive is included in a snippet file, it
+instructs UltiSnips to include all snippets from the indicated filetypes.
 
 The syntax looks like this: >
    extends ft1, ft2, ft3
@@ -520,12 +520,17 @@ For example, the first line in cpp.snippets looks like this: >
    extends c
 When UltiSnips activates snippets for a cpp file, it first looks for all c
 snippets and activates them as well. This is a convenient way to create
-specialized snippet files from more general ones. Multiple "extends" lines are
+specialized snippet files from more general ones. Multiple 'extends' lines are
 permitted in a snippet file, and they can be included anywhere in the file.
 
-The snippets file syntax is simple. All lines starting with a # character are
-considered comments. Comments are ignored by UltiSnips. Use them to document
-snippets.
+
+A line beginning with the keyword 'priority' sets the priority for all
+snippets defined in the current file after this line. The default priority for
+a file is always 0. When a snippet should be expanded, UltiSnips will collect
+all snippet definitons from all sources that match the trigger and keep only
+the ones with the highest priority. For example, all shipped snippets have a
+priority < 0, so that user defined snippets always overwrite shipped snippets.
+
 
 A line beginning with the keyword 'snippet' marks the beginning of snippet
 definition and a line starting with  the keyword 'endsnippet' marks the end.
@@ -575,15 +580,6 @@ single characters. The 'options' characters for a snippet are combined into
 a word without spaces.
 
 The options currently supported are: >
-   !   Overwrite - A snippet with this option will overwrite all previously
-       defined snippets with an identical tab trigger. What previously means
-       in this context depends on the order UltiSnips traverses the
-       'runtimepath'. (Compare g:UltiSnipsDontReverseSearchPath). This might
-       depend on your installation type (Pathogen, Bzr, Vundle). The default
-       behavior is to display list of snippets matching the tab trigger and
-       let the user pick the one they want. Use this option to overwrite
-       bundled snippets with user defined ones.
-
    b   Beginning of line - A snippet with this option is expanded only if the
        tab trigger is the first word on the line. In other words, if only
        whitespace precedes the tab trigger, expand. The default is to expand
diff --git a/plugin/UltiSnips.vim b/plugin/UltiSnips.vim
index 13716e5..b6cb5ff 100644
--- a/plugin/UltiSnips.vim
+++ b/plugin/UltiSnips.vim
@@ -43,7 +43,7 @@ function! UltiSnips_JumpForwards()
 endfunction
 
 function! UltiSnips_AddSnippet(...)
-    echoerr "Deprecated UltiSnips_AddSnippet called. Please use UltiSnips#AddSnippet." | sleep 1
+    echoerr "Deprecated UltiSnips_AddSnippet called. Please use UltiSnips#AddSnippetWithPriority." | sleep 1
     return call(function('UltiSnips#AddSnippet'), a:000)
 endfunction
 
diff --git a/pythonx/UltiSnips/providers/_base.py b/pythonx/UltiSnips/providers/_base.py
index 6fa5a43..d94efff 100644
--- a/pythonx/UltiSnips/providers/_base.py
+++ b/pythonx/UltiSnips/providers/_base.py
@@ -20,23 +20,7 @@ class SnippetProvider(object):
         found_snippets = []
         for ft in filetypes:
             found_snippets += self._find_snippets(ft, before, possible)
-
-        # Search if any of the snippets overwrites the previous
-        # Dictionary allows O(1) access for easy overwrites
-        snippets = {}
-        for snip in found_snippets:
-            if (snip.trigger not in snippets) or snip.overwrites_previous:
-                snippets[snip.trigger] = []
-            snippets[snip.trigger].append(snip)
-
-        # Transform dictionary into flat list of snippets
-        selected_snippets = set(
-                [item for sublist in snippets.values() for item in sublist])
-        # Return snippets to their original order
-        snippets = [snip for snip in found_snippets if
-                snip in selected_snippets]
-
-        return snippets
+        return found_snippets
 
     def _find_snippets(self, ft, trigger, potentially=False, seen=None):
         """Find snippets matching 'trigger' for 'ft'. If 'potentially' is True,
diff --git a/pythonx/UltiSnips/providers/added_snippets_provider.py b/pythonx/UltiSnips/providers/added_snippets_provider.py
index d468e43..068bd38 100644
--- a/pythonx/UltiSnips/providers/added_snippets_provider.py
+++ b/pythonx/UltiSnips/providers/added_snippets_provider.py
@@ -1,8 +1,7 @@
 #!/usr/bin/env python
 # encoding: utf-8
 
-"""Handles manually added snippets through UltiSnips#AddSnippet or
-UltiSnips_Manager.add_snippet()."""
+"""Handles manually added snippets UltiSnips_Manager.add_snippet()."""
 
 from UltiSnips.providers._base import SnippetProvider
 
diff --git a/pythonx/UltiSnips/providers/snippet_file.py b/pythonx/UltiSnips/providers/snippet_file.py
index 2a52609..2f14ba3 100644
--- a/pythonx/UltiSnips/providers/snippet_file.py
+++ b/pythonx/UltiSnips/providers/snippet_file.py
@@ -148,6 +148,7 @@ class UltiSnipsFileProvider(SnippetProvider):
     def _parse_snippets(self, ft, filename):
         """Parse the file 'filename' for the given 'ft' and watch it for
         changes in the future. 'file_data' can be injected in tests."""
+        current_snippet_priority = 0
         self._snippets[ft].addfile(filename)
         file_data = open(filename, "r").read()
         for event, data in parse_snippets_file(file_data):
@@ -167,11 +168,14 @@ class UltiSnipsFileProvider(SnippetProvider):
                 filetypes, = data
                 self._add_extending_info(ft, filetypes)
             elif event == "snippet":
-                trigger, value, description, options, globals = data
+                trigger, value, description, options, global_pythons = data
                 self._snippets[ft].add_snippet(
-                    SnippetDefinition(trigger, value, description, options,
-                        globals), filename
+                    SnippetDefinition(current_snippet_priority, trigger, value,
+                        description, options, global_pythons), filename
                 )
+            elif event == "priority":
+                priority, = data
+                current_snippet_priority = priority
             else:
                 assert False, "Unhandled %s: %r" % (event, data)
 
diff --git a/pythonx/UltiSnips/providers/ultisnips_file.py b/pythonx/UltiSnips/providers/ultisnips_file.py
index d8ffe9e..c8a4b48 100644
--- a/pythonx/UltiSnips/providers/ultisnips_file.py
+++ b/pythonx/UltiSnips/providers/ultisnips_file.py
@@ -115,5 +115,11 @@ def parse_snippets_file(data):
                 yield snippet
         elif head == "clearsnippets":
             yield "clearsnippets", (tail.split(),)
+        elif head == "priority":
+            try:
+                priority = int(tail.split()[0])
+                yield "priority", (priority,)
+            except (ValueError, IndexError):
+                yield "error", ("Invalid priority %r" % tail, lines.line_index)
         elif head and not head.startswith('#'):
             yield "error", ("Invalid line %r" % line.rstrip(), lines.line_index)
diff --git a/pythonx/UltiSnips/snippet_definition.py b/pythonx/UltiSnips/snippet_definition.py
index 1039359..a46a759 100644
--- a/pythonx/UltiSnips/snippet_definition.py
+++ b/pythonx/UltiSnips/snippet_definition.py
@@ -39,7 +39,8 @@ class SnippetDefinition(object):
     _INDENT = re.compile(r"^[ \t]*")
     _TABS = re.compile(r"^\t*")
 
-    def __init__(self, trigger, value, description, options, globals):
+    def __init__(self, priority, trigger, value, description, options, globals):
+        self._priority = priority
         self._trigger = as_unicode(trigger)
         self._value = as_unicode(value)
         self._description = as_unicode(description)
@@ -49,8 +50,8 @@ class SnippetDefinition(object):
         self._globals = globals
 
     def __repr__(self):
-        return "SnippetDefinition(%s,%s,%s)" % (
-                self._trigger, self._description, self._opts)
+        return "SnippetDefinition(%r,%s,%s,%s)" % (
+                self._priority, self._trigger, self._description, self._opts)
 
     def _re_match(self, trigger):
         """ Test if a the current regex trigger matches
@@ -160,16 +161,17 @@ class SnippetDefinition(object):
 
         return match
 
-    @property
-    def overwrites_previous(self):
-        """Does this snippet overwrite previous with the same trigger?"""
-        return "!" in self._opts
-
     @property
     def description(self):
         """Descriptive text for this snippet."""
         return ("(%s) %s" % (self._trigger, self._description)).strip()
 
+    @property
+    def priority(self):
+        """The snippets priority, which defines which snippet will be preferred
+        over others with the same trigger."""
+        return self._priority
+
     @property
     def trigger(self):
         """The trigger text for the snippet."""
diff --git a/pythonx/UltiSnips/snippet_manager.py b/pythonx/UltiSnips/snippet_manager.py
index bc8bf21..9ca9e47 100644
--- a/pythonx/UltiSnips/snippet_manager.py
+++ b/pythonx/UltiSnips/snippet_manager.py
@@ -169,21 +169,17 @@ class SnippetManager(object):
 
     @err_to_scratch_buffer
     def add_snippet(self, trigger, value, description,
-                    options, ft="all", globals=None):
+            options, ft="all", priority=0):
         """Add a snippet to the list of known snippets of the given 'ft'."""
         self._added_snippets_provider.add_snippet(ft, SnippetDefinition(
-            trigger, value, description, options, globals or {})
+            priority, trigger, value, description, options, {})
         )
 
     @err_to_scratch_buffer
-    def expand_anon(self, value, trigger="", description="",
-                    options="", globals=None):
+    def expand_anon(self, value, trigger="", description="", options=""):
         """Expand an anonymous snippet right here."""
-        if globals is None:
-            globals = {}
-
         before = _vim.buf.line_till_cursor
-        snip = SnippetDefinition(trigger, value, description, options, globals)
+        snip = SnippetDefinition(0, trigger, value, description, options, {})
 
         if not trigger or snip.matches(before):
             self._do_snippet(snip, before)
@@ -403,7 +399,12 @@ class SnippetManager(object):
         snippets = []
         for provider in self._snippet_providers:
             snippets.extend(provider.get_snippets(filetypes, before, possible))
-        return snippets
+        if not snippets:
+            return []
+
+        # Only keep the snippets with the highest priority.
+        highest_priority = max(snip.priority for snip in snippets)
+        return [s for s in snippets if s.priority == highest_priority]
 
     def _do_snippet(self, snippet, before):
         """Expands the given snippet, and handles everything
diff --git a/syntax/snippets.vim b/syntax/snippets.vim
index cacafb3..085b408 100644
--- a/syntax/snippets.vim
+++ b/syntax/snippets.vim
@@ -17,7 +17,7 @@ syn match snipString '"[^"]*"'
 syn match snipTabsOnly "^\t\+$"
 syn match snipLeadingSpaces "^\t* \+"
 
-syn match snipKeyword "\(\<\(end\)\?\(snippet\|global\)\>\)\|extends\|clearsnippets" contained
+syn match snipKeyword "\(\<\(end\)\?\(snippet\|global\)\>\)\|extends\|clearsnippets\|priority" contained
 
 " extends definitions
 syn match snipExtends "^extends.*" contains=snipKeyword
@@ -40,6 +40,7 @@ syn region snipGlobal fold keepend start="^global" end="^endglobal" contains=sni
 
 " snippet clearing
 syn match snipClear "^clearsnippets"
+syn match snipPriority "^priority"
 
 " highlighting rules
 
@@ -66,5 +67,6 @@ hi link snipGlobalEnd        Statement
 hi link snipGlobal           Normal
 
 hi link snipClear            Statement
+hi link snipPriority         Statement
 
 let b:current_syntax = "snippet"
diff --git a/test.py b/test.py
index 30903d6..705309e 100755
--- a/test.py
+++ b/test.py
@@ -327,16 +327,19 @@ class _VimTest(unittest.TestCase):
             self.snippets = ( self.snippets, )
 
         for s in self.snippets:
-            sv,content = s[:2]
+            sv, content = s[:2]
             description = ""
             options = ""
+            priority = 0
             if len(s) > 2:
                 description = s[2]
             if len(s) > 3:
                 options = s[3]
+            if len(s) > 4:
+                priority = s[4]
 
-            self.send_py("UltiSnips_Manager.add_snippet(%r, %r, %r, %r)" %
-                (sv, content, description, options))
+            self.send_py("UltiSnips_Manager.add_snippet(%r, %r, %r, %r, priority=%i)" %
+                (sv, content, description, options, priority))
 
         ft, file_data = self.snippets_test_file
         self._temporary_directory = ""
@@ -403,6 +406,22 @@ class ParseSnippets_UnknownDirective(_VimTest):
     wanted = "testsnip" + EX
     expected_error = r"Invalid line 'unknown directive' in \S+:2"
 
+class ParseSnippets_InvalidPriorityLine(_VimTest):
+    snippets_test_file = ("all", r"""
+        priority - 50
+        """)
+    keys = "testsnip" + EX
+    wanted = "testsnip" + EX
+    expected_error = r"Invalid priority '- 50' in \S+:2"
+
+class ParseSnippets_InvalidPriorityLine1(_VimTest):
+    snippets_test_file = ("all", r"""
+        priority
+        """)
+    keys = "testsnip" + EX
+    wanted = "testsnip" + EX
+    expected_error = r"Invalid priority '' in \S+:2"
+
 class ParseSnippets_ExtendsWithoutFiletype(_VimTest):
     snippets_test_file = ("all", r"""
         extends
@@ -2034,33 +2053,86 @@ class Multiple_ManySnippetsOneTrigger_ECR(_VimTest):
     keys = "test" + EX + " " + ESC + ESC + "ahi"
     wanted = "testhi"
 # End: Selecting Between Same Triggers  #}}}
-# Snippet Options  {{{#
-class SnippetOptions_OverwriteExisting_ECR(_VimTest):
+# Snippet Priority  {{{#
+class SnippetPriorities_MultiWordTriggerOverwriteExisting(_VimTest):
+    snippets = (
+     ("test me", "${1:Hallo}", "Types Hallo"),
+     ("test me", "${1:World}", "Types World"),
+     ("test me", "We overwrite", "Overwrite the two", "", 1),
+    )
+    keys = "test me" + EX
+    wanted = "We overwrite"
+class SnippetPriorities_DoNotCareAboutNonMatchings(_VimTest):
+    snippets = (
+     ("test1", "Hallo", "Types Hallo"),
+     ("test2", "We overwrite", "Overwrite the two", "", 1),
+    )
+    keys = "test1" + EX
+    wanted = "Hallo"
+class SnippetPriorities_OverwriteExisting(_VimTest):
     snippets = (
      ("test", "${1:Hallo}", "Types Hallo"),
      ("test", "${1:World}", "Types World"),
-     ("test", "We overwrite", "Overwrite the two", "!"),
+     ("test", "We overwrite", "Overwrite the two", "", 1),
     )
     keys = "test" + EX
     wanted = "We overwrite"
-class SnippetOptions_OverwriteTwice_ECR(_VimTest):
+class SnippetPriorities_OverwriteTwice_ECR(_VimTest):
     snippets = (
         ("test", "${1:Hallo}", "Types Hallo"),
         ("test", "${1:World}", "Types World"),
-        ("test", "We overwrite", "Overwrite the two", "!"),
-        ("test", "again", "Overwrite again", "!"),
+        ("test", "We overwrite", "Overwrite the two", "", 1),
+        ("test", "again", "Overwrite again", "", 2),
     )
     keys = "test" + EX
     wanted = "again"
-class SnippetOptions_OverwriteThenChoose_ECR(_VimTest):
+class SnippetPriorities_OverwriteThenChoose_ECR(_VimTest):
     snippets = (
         ("test", "${1:Hallo}", "Types Hallo"),
         ("test", "${1:World}", "Types World"),
-        ("test", "We overwrite", "Overwrite the two", "!"),
-        ("test", "No overwrite", "Not overwritten", ""),
+        ("test", "We overwrite", "Overwrite the two", "", 1),
+        ("test", "No overwrite", "Not overwritten", "", 1),
     )
     keys = "test" + EX + "1\n\n" + "test" + EX + "2\n"
     wanted = "We overwrite\nNo overwrite"
+class SnippetPriorities_AddedHasHigherThanFile(_VimTest):
+    snippets_test_file = ("all", r"""
+        snippet test "Test Snippet" b
+        This is a test snippet
+        endsnippet
+        """)
+    snippets = (
+        ("test", "We overwrite", "Overwrite the two", "", 1),
+    )
+    keys = "test" + EX
+    wanted = "We overwrite"
+class SnippetPriorities_FileHasHigherThanAdded(_VimTest):
+    snippets_test_file = ("all", r"""
+        snippet test "Test Snippet" b
+        This is a test snippet
+        endsnippet
+        """)
+    snippets = (
+        ("test", "We do not overwrite", "Overwrite the two", "", -1),
+    )
+    keys = "test" + EX
+    wanted = "This is a test snippet"
+class SnippetPriorities_FileHasHigherThanAdded(_VimTest):
+    snippets_test_file = ("all", r"""
+        priority -3
+        snippet test "Test Snippet" b
+        This is a test snippet
+        endsnippet
+        """)
+    snippets = (
+        ("test", "We overwrite", "Overwrite the two", "", -5),
+    )
+    keys = "test" + EX
+    wanted = "This is a test snippet"
+# End: Snippet Priority  #}}}
+
+
+# Snippet Options  {{{#
 class SnippetOptions_OnlyExpandWhenWSInFront_Expand(_VimTest):
     snippets = ("test", "Expand me!", "", "b")
     keys = "test" + EX
@@ -2278,14 +2350,6 @@ class MultiWordSnippet_Simple(_VimTest):
     snippets = ("test me", "Expand me!")
     keys = "test me" + EX
     wanted = "Expand me!"
-class MultiWord_SnippetOptions_OverwriteExisting_ECR(_VimTest):
-    snippets = (
-     ("test me", "${1:Hallo}", "Types Hallo"),
-     ("test me", "${1:World}", "Types World"),
-     ("test me", "We overwrite", "Overwrite the two", "!"),
-    )
-    keys = "test me" + EX
-    wanted = "We overwrite"
 class MultiWord_SnippetOptions_OnlyExpandWhenWSInFront_Expand(_VimTest):
     snippets = ("test it", "Expand me!", "", "b")
     keys = "test it" + EX
@@ -2395,16 +2459,16 @@ class Anon_Trigger_Opts(_AnonBase):
 class _AddFuncBase(_VimTest):
     args = ""
     def _options_on(self):
-        self.send(":call UltiSnips#AddSnippet("
+        self.send(":call UltiSnips#AddSnippetWithPriority("
                 + self.args + ')\n')
 
 class AddFunc_Simple(_AddFuncBase):
-    args = '"test", "simple expand", "desc", ""'
+    args = '"test", "simple expand", "desc", "", "all", 0'
     keys = "abc test" + EX
     wanted = "abc simple expand"
 
 class AddFunc_Opt(_AddFuncBase):
-    args = '".*test", "simple expand", "desc", "r"'
+    args = '".*test", "simple expand", "desc", "r", "all", 0'
     keys = "abc test" + EX
     wanted = "simple expand"
 # End: AddSnippet Function  #}}}