be friends with

be friends with (someone)

To have an amicable relationship with someone. You're friends with Jane, right? How is she doing?
See also: friend
Farlex Dictionary of Idioms.

be friends with

To be a friend of: I am friends with my neighbor.
See also: friend
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • on one's
  • on someone's
  • run someone out of town
  • save someone's skin
  • do someone or something justice
  • out of one's
  • (I've) got to go
  • (Have you) been OK?
  • golden shower
  • other than (something)