give in (to sth)
— phrasal verb with give uk/ɡɪv/usverb [ I or T ] past tense gave, past participle given
to finally agree to something that someone wants after first refusing:
If you want them to give in you'll have to offer them more than that.
to accept that you have been defeated and stop arguing or fighting:
After months of resisting the takeover, the company was forced by its shareholders to give in.