1. 
   snap finger
   Synonym for trigger finger ... An affection in which the movement of the finger is arrested for a moment in flexion or extension and then continues with a jerk. ... Synonym: jerk finger, lock finger, snap finger, spring finger, stuck finger. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?snap+finger
   
   
2. 
   snap finger
   Type: Term Synonyms: trigger finger
   Found op http://www.medilexicon.com/medicaldictionary.php?t=33433
   
   
3. 
   Snap-of-a-finger
   Category:English idioms {R from phrase} ...
   Found op http://en.wikipedia.org/wiki/Snap-of-a-finger
   
   

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