chip in

verb chips in · chipping in · chipped in

1. idiomatic, intransitive To make a contribution; help in a small way; especially, to pay for a part of something. If we all chip in, we can afford to buy a pizza for lunch.
2. idiomatic, intransitive To contribute (for, to, or toward something). She chipped in for the gift.
3. idiomatic, transitive To contribute (something). He chipped in twenty for the retirement gift.
4. intransitive To ante; to put into the pot the amount of chips or money required to continue. He seemed to hesitate when he chipped in.
5. UK, idiomatic, informal, intransitive To interrupt a discussion for the purpose of making a comment. Will Godfrey, director of economics, finance and markets at ORR, chips in: "Reducing cancellations and maintaining punctuality as passengers return after the pandemic is a really vital objective.
6. intransitive To put a chip shot in the hole. He chipped in from 20 yards for a birdie.
7. slang, transitive To join in (something); to butt in or contribute (something) to a conversation; to say (something). She chipped in that she had seen the whole situation play out.