If you don't bring your baf with you when you go to hang out with the boys, they'll be disappointed in you.
Even worse, the homies might not give you goodnight kisses.
ALWAYS. BRING. YOUR. BAF.
Guy 1: Everyone remember to bring your baf tonight
Guy 2: Sorry man, I think I forgot my baf in between the wrinkles of Steve Harvey's forehead Guy 1: what the fUcK man we not homies any more
Acronym for Boy's a Faggot. We've all had a friend who is just such a total and complete faggot. You call out BaF to your friends when he demonstrates faggotry.