Skip to main content

Dictionary Store Blog World Help Advertise Chat System Status

Do Not Sell My Personal Information Information Collection Notice reCAPTCHA Privacy Terms of Service reCAPTCHA Terms Privacy Policy Accessibility Report a Bug Data Request DMCA

© 1999–2026 Urban Dictionary ®

Browse A–ZAdd a Definition User Settings

Definitions by The Murf

B.F.B.

Share definition Flag

Big fat bastard. A way to insult fatties without them knowing.

"Hey look at that B.F.B.!"

B.F.B. by The Murf September 29, 2005

Get merch