That one person who refers to everyone as their "best friend" when it's convenient. Not to be confused with bestfriend whore
Cindy (to Janice): Hey, best friend! Do you have a pencil I can borrow?
Shaniqua: Bitch, you said I was your best friend.
Janice: Cindy's such a best friend whore.
by Afrodisiacs July 26, 2015
Get the best friend whore mug.