be good friends

be (just) good friends

A phrase used to emphasize that two people are not in a romantic relationship. Oh, he's not my boyfriend—we're just good friends.
See also: friend, good
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

be (just) good ˈfriends

used to say that two friends are not having a romantic relationship with each other: People often think Ian and I are a couple, but we’re just good friends.
See also: friend, good
Farlex Partner Idioms Dictionary © Farlex 2017
See also:
References in periodicals archive ?
Ahmed Ali Butt: "Yes and you can be good friends with your ex."
She says it's stupid to have a boyfriend while I am a young teenager and that it's better to just be good friends with a guy.