cave in

cave in

Verb

1. to collapse inwards

2. Informal to yield completely under pressure: the government caved in to the revolutionaries' demands

Noun

cave-in

the sudden collapse of a roof or piece of ground

Thesaurus

Noun	1.	cave in - the sudden collapse of something into a hollow beneath it subsidence collapse - a natural event caused by something suddenly falling down or caving in; "the roof is in danger of collapse"; "the collapse of the old star under its own gravity"
Verb	1.	cave in - break down, literally or metaphorically; "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice" collapse, fall in, give way, founder, give, break change - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night" implode, go off - burst inward; "The bottle imploded" abandon, give up - stop maintaining or insisting on; of ideas or claims; "He abandoned the thought of asking for her hand in marriage"; "Both sides have to give up some claims in these negotiations" buckle, crumple - fold or collapse; "His knees buckled" flop - fall loosely; "He flopped into a chair" break - curl over and fall apart in surf or foam, of waves; "The surf broke" slide down, slump, sink - fall or sink heavily; "He slumped onto the couch"; "My spirits sank" collapse, burst - cause to burst; "The ice broke the pipe"