BCB stands for "Booty Call Bailey", a nickname given to beloved Grey's Anatomy Character Dr. Miranda Bailey.
"You're name's BCB." - A. Karev
"BCB?" - M. Bailey
"Booty Call Bailey." - A. Karev
Season 9, Episode 1
"BCB?" - M. Bailey
"Booty Call Bailey." - A. Karev
Season 9, Episode 1
by aikoooo February 16, 2024

Stands for Bread Crumbing Bitch. A person who is flakey, inconsistent and often arrogant that Bread crumbs other people habitually to the point that it greatly degrades their character and attractiveness.
"she only messages or snaps me once in a while and just as im losing interest with a picture showing off her body or her having fun with other people." "Yeah that Carlee is a BCB (Bread Crumbing Bitch) just move on.
by She-bail-hard August 18, 2024

stands for be coming back
by imakeweirddefinitions January 11, 2023

BCB is an acronym for Blue Collar Bastard. BCSB (related) means Blue Collar Scum Bag. Terms typically tattooed on many blue collar fellas, biker types, mechanics, union jerkoffs etc.
by NikkiDoc January 5, 2023
