What is [bt]?
1.
Bloody tampon that is extracted from the chonch in the hopes of sexual activity, often left in inappropriate locations, such as a foreign bedroom or bath.
kid #1: Dude, what's that in your bed?
kid #2: Oh shit, i think.. IT'S A
BT !
kid #3: ...Total party foul...but Javi did some work!
See