bufu
a shortening of the word buttfuck. almost interchangable with vaginal sex as well. Often has a gay connotation, though not exclusively.
Jim: Hey you seen Brokeback Mountain?
Ezekiel: Na bro.
Jim: Good yo, there was some hardcore man bufu-ing in that. Pretty much shoulda changed the name from Brokeback Mountain to Bufu Mountain.
Jim: So I hear you bufued that Joanna chick last night dude.
Ezekiel: Nah man, just regular.
Jim: What do you mean? I meant regular man.
Ezekiel: Oh, aight.
Ezekiel: Na bro.
Jim: Good yo, there was some hardcore man bufu-ing in that. Pretty much shoulda changed the name from Brokeback Mountain to Bufu Mountain.
Jim: So I hear you bufued that Joanna chick last night dude.
Ezekiel: Nah man, just regular.
Jim: What do you mean? I meant regular man.
Ezekiel: Oh, aight.