Definition of snap-off:
(n) :
A quick breaking or cracking sound or the action of producing such a sound.
(n) :
A sudden break.
(n) :
An attempt to seize, bite, attack, or grab.
(n) :
The act of snapping the fingers; making a sound by pressing a finger against the thumb and suddenly releasing to strike the hand.
(n) :
A fastening device that makes a snapping sound when used.
(n) :
(informal) A photograph; a snapshot.