kick in

1 to make a donation as part of a group effort if everyone in the department kicks in, we can give him an especially nice present for his retirement Synonyms chip in, contribute, pitch inRelated Words bestow, donate, give, present; award, confer, dole (out), endow; afford, furnish, provide

2 slang  to stop living the ornery cuss finally kicked in at the ripe old age of 90 Synonyms check out, conk (out), croak [slang], decease, demise, depart, drop, end, exit, expire, fall, flatline, go, die [slang], kick off [slang], pass (on), pass away, part, peg out [chiefly British], perish, pop off, step out, succumbRelated Words predecease; consume, disappear, dry up, fade, failNear Antonyms come to, revive; linger; be, exist, subsist; flourish, prosper, thriveAntonyms breathe, live