jump in
/d͡ʒʌmp ˈɪn/ verb- To enter something quickly, usually a mode of transport. · I jumped in the car, and we sped off to the meeting.
- To join in on an activity quickly.
- To interrupt someone while they are speaking.
- To initiate into an organization, usually a gang, with violence.
- To play a card that matches the top card in the discard pile out of turn.
- Used other than figuratively or idiomatically: see jump, in.
- To ambush (someone).
From the library
We put on our masks and jump in.
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