jump in

Meanings

1. To enter something quickly, usually a mode of transport.
2. To join in on an activity quickly.
3. To interrupt someone while they are speaking.
4. To initiate into an organization, usually a gang, with violence.
5. To play a card that matches the top card in the discard pile out of turn.
6. Used other than figuratively or idiomatically: see jump, in.
7. To ambush (someone).

Etymology

For the US slang sense, compare jump (“attack suddenly and violently”).

Translations