Top Definition
Acronym for Fat Cock Blocking Bitch. Every group of hobbies has one.

See grenade.
"Check out those hobbies."
"Yeah, but look at the size of that fcbb. Dayam. I ain't gonna hop on that grenade"
by gizzag March 20, 2006
6 Words related to fcbb

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×