BAFAN is a mnemonic for "Bust A Fat Ass
Nut". BAFAN means to expel a great
deal of semen all over a girl during an
intense climax.
example: "Dan pulled out and BAFAN'd all over her ass!"
example: "
man, this
day is stressin' me out. I gotta go home and BAFAN."
example: "man, I've been tryin to get with this cock
tease for months. I just want to BAFAN all over her!"