{v.} To stop fighting or arguing and do as the other person wants; give someone his own way; stop opposing someone. * /Mother kept inviting Mrs. Smith to stay for lunch, and finally she gave in./ * /After Billy proved that he could ride a bicycle safely, his father gave in to him and bought him one./ Compare: GIVE UP, SAY UNCLE.
GIVE IN
Meaning of GIVE IN in English
Slang English vocab. Английский сленговый словарь. 2012