diff --git a/autoload/neosnippet.vim b/autoload/neosnippet.vim
index 13df2ba..7457aaa 100644
--- a/autoload/neosnippet.vim
+++ b/autoload/neosnippet.vim
@@ -52,6 +52,9 @@ endfunction"}}}
 function! neosnippet#jumpable() "{{{
   return neosnippet#mappings#jumpable()
 endfunction"}}}
+function! neosnippet#annonymous(snippet, ...) "{{{
+  return neosnippet#mappings#_annonymous(a:snippet, get(a:000, 0, {}))
+endfunction"}}}
 
 function! neosnippet#get_snippets_directory() "{{{
   return neosnippet#helpers#get_snippets_directory()
diff --git a/autoload/neosnippet/mappings.vim b/autoload/neosnippet/mappings.vim
index bb187c9..2ed8c7b 100644
--- a/autoload/neosnippet/mappings.vim
+++ b/autoload/neosnippet/mappings.vim
@@ -136,6 +136,15 @@ function! neosnippet#mappings#_expand_target_trigger(trigger) "{{{
   endif
 endfunction"}}}
 
+function! neosnippet#mappings#_annonymous(snippet, options) "{{{
+  let cur_text = neosnippet#util#get_cur_text()
+  let options = extend(
+        \ neosnippet#parser#_initialize_snippet_options(),
+        \ a:options)
+  call neosnippet#view#_insert(a:snippet, options, cur_text, col('.'))
+  return ''
+endfunction"}}}
+
 function! s:snippets_expand(cur_text, col) "{{{
   let cur_word = neosnippet#helpers#get_cursor_snippet(
         \ neosnippet#helpers#get_snippets(),
diff --git a/autoload/neosnippet/view.vim b/autoload/neosnippet/view.vim
index e2cb28e..a784a5b 100644
--- a/autoload/neosnippet/view.vim
+++ b/autoload/neosnippet/view.vim
@@ -48,7 +48,10 @@ function! neosnippet#view#_expand(cur_text, col, trigger_name) "{{{
   let snippet = snippets[a:trigger_name]
   let cur_text = a:cur_text[: -1-len(a:trigger_name)]
 
-  let snip_word = snippet.snip
+  call neosnippet#view#_insert(snippet.snip, snippet.options, cur_text, a:col)
+endfunction"}}}
+function! neosnippet#view#_insert(snippet, options, cur_text, col) "{{{
+  let snip_word = a:snippet
   if snip_word =~ '\\\@<!`.*\\\@<!`'
     let snip_word = s:eval_snippet(snip_word)
   endif
@@ -78,7 +81,7 @@ function! neosnippet#view#_expand(cur_text, col, trigger_name) "{{{
   let begin_line = line('.')
   let end_line = line('.') + len(snippet_lines) - 1
 
-  let snippet_lines[0] = cur_text . snippet_lines[0]
+  let snippet_lines[0] = a:cur_text . snippet_lines[0]
   let snippet_lines[-1] = snippet_lines[-1] . next_line
 
   let foldmethod_save = ''
@@ -97,7 +100,7 @@ function! neosnippet#view#_expand(cur_text, col, trigger_name) "{{{
     endif
     call setline('.', snippet_lines[0])
 
-    if begin_line != end_line || snippet.options.indent
+    if begin_line != end_line || a:options.indent
       call s:indent_snippet(begin_line, end_line)
     endif
 
diff --git a/doc/neosnippet.txt b/doc/neosnippet.txt
index 7bcefb5..2ea513b 100755
--- a/doc/neosnippet.txt
+++ b/doc/neosnippet.txt
@@ -316,6 +316,17 @@ neosnippet#expandable_or_jumpable()
 		\ neosnippet#expandable_or_jumpable() ?
 		\ "\<Plug>(neosnippet_expand_or_jump)" : "\<C-n>"
 <
+					*neosnippet#annonymous()*
+neosnippet#annonymous({snippet}, [{options}])
+		It defines anonymous snippet.
+		{snippet} is snippet definition.
+		{options} is snippet option.
+		You can expand snippet definition without defining snippet
+		trigger. >
+
+		inoremap <silent> ((
+		\ ((<C-r>=neosnippet#annonymous('\left(${1}\right)${0}')<CR>
+
 ------------------------------------------------------------------------------
 FUNCTIONS					*neosnippet-functions*