'hit it off' definitions:

Definition of 'hit it off'

From: GCIDE
  • hit it off \hit it off\ v. i. To get along well together; to be compatible; to work well together; -- of people in interactive situations; as, the new chemist hit it off immediately with his supervisor. [Colloq.] [PJC]

Synonyms of 'hit it off'

From: Moby Thesaurus