The children 'snapped to attention' [=suddenly stopped moving around, talking, etc.] when the teacher clapped his hands.
They 'snapped' [='broke'] a 10-game losing streak. [=they won a game after losing 10 games]
I don't know how to get her to 'snap out of' her depression. [=to stop being depressed]
(..) I murdered one of our squad members. Katniss is right. I'm a mutt. And it's only a matter of time before I snap again. I'm not in control. I need a nightlock pill, so I can die when I need to. If it gets to that point, I'll kill you myself. (..)2015 The Hunger Games: Mockingjay - Part 2