Top Definition
Best Friend Fuck You, simply a best friend that is not your friend anymore. Never again and when you try to be their friend they flip out at you.
Yeah we used to be BF's now were BFFU's.
by Bill DePasquale April 21, 2008
5 Words related to BFFU

Free Daily Email

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

Emails are sent from We'll never spam you.