Used attributively to describe something done quickly or without preparation, e.g. “snap decision”, “snap election”.
Definitionen
Done or taken quickly and without preparation; impromptu. The prime minister called a snap election to capitalise on his popularity.
Exclamation in the card-game ‘Snap!’ or when two utterances coincide (‘same here’), chiefly BrE.
Definitionen
Used to call out in the card game ‘Snap!’ or to express that two things are the same. “Snap!” she exclaimed when she realised they were wearing identical hats.