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]
(..) The boat's here! We can go home! Alex! Alex! Alex! Alex! Alex! Alex! Alex! Alex! Alex! Marty? Snap out of it, Alex. The boat came back. We can get out of here. We can go back to civilisation, and everything will be like it used to be. Stay back. (..)2005 Madagascar
(..) You flag down that boat. I'll get Alex. Whoa! Hold on there. You cannot go back there by yourself. Come on. I know Alex. He hears we're rescued, he'll snap right out of it. The people are coming. They can help us. Melman's right. The people will know what to do. Now, we got to flag down that boat. (..)2005 Madagascar