Definition of "chip in"

chip in

verb
third-person singular simple present chips in, present participle chipping in, simple past and past participle chipped in
1. (intransitive, idiomatic) To make a contribution; help in a small way; especially, to pay for a part of something.
  Quotations
  It was England up the right, with Jordan Henderson – back in the starting XI for Kalvin Phillips – chipping in, too, popping up in inside positions to flip over a couple of dangerous crosses.
  March 26 2023, David Hytner, “Kane and Bukayo Saka combine against Ukraine for England’s perfect Euros start”, in The Guardian‎
2. (transitive, idiomatic) To contribute.
3. (intransitive, card games) To ante; to put into the pot the amount of chips or money required to continue.
4. (intransitive, idiomatic, Britain, informal) To interrupt a discussion for the purpose of making a comment.
5. (intransitive, golf) To put a chip shot in the hole.