Definition of snap:
a quick break
ing or crack
ing sound or the action of producing such a sound; a sudden break
"a ginger snap"
to break apart sudden
ly or at once; to give forth or produce a sharp cracking noise; to crack
"he snapped at me for the slightest mistake."
the winning cry at a game of snap
; used in place of expletive to express surprise, usually in response to a negative statement or news; often used facetious
"I just ran over your phone with my car." "Oh, snap!"