fit in

fit in (third-person singular simple present fits in, present participle fitting in, simple past and past participle fitted in)

1. (transitive) To be physically capable of going into a space

   The plug fits in the socket.

2. (figuratively, intransitive) To be of a like type with others; to be socially accepted.

   The recluse did not fit in at the party.

   • 2014, Ruzwana Bashir, "The untold story of how a culture of shame perpetuates abuse. I know, I was a victim", The Guardian, 29 August 2014:

     At 18 I was fortunate enough to receive an offer to study at Oxford University. I was enthralled with the exciting new world around me and tried desperately to fit in.

3. (with 'with') To suit or conform to.

   I'm afraid that does not fit in with our plans.

• squeeze in, squeeze into, fit into

• infit