A friend you would gladly masturbate with
Jill and I busted to a video together we’re bust buddy’s
Two or more friends, bros, mates, or lads who have busted on, or in, the same girl
Simple;
Guy 1: Hey Slater, I heard you fucked Becky last night.
Guy 2: Yeah Chad, we're bust buddies now!
Traditional;
Lad one: Edwin, I have word that you have had intercourse with lady Elizabeth.
Lad two: Your word is good dear Charles. We are indeed bust buddies.
To take your dick out of your underwear
let me bust my buddy out to take a piss he's been in prison all day
To have sex with someone you've just met.
To have sex with someone- NSA.
To simply have sex with a person for no other reason than because you want to (no committment, rules or involvement.)
"Oh he was just my bust out buddy!"