transitive verb
1. : to hand in : deliver , submit
I desire to give in my notice — Henry Green
2. : to make a formal announcement of : declare
gave in their adherence to the peace — Charlotte Yonge
intransitive verb
: to yield under pressure, insistence, or entreaty : surrender
it's weakness in me to give in, but he broke my will when I was a child — Ellen Glasgow
have given in to the whims of their betters — Isabelle Mallet