band size
The length of the bra's horizontal strap. Commonly followed by cup size.
Frat boi 1: Damn that bitch has some titanic jugs. How big do you think they are?
Frat boi 2: I'd estimate that her band size is a 35 or 36 and she's probably a got D's.
Frat boi 2: I'd estimate that her band size is a 35 or 36 and she's probably a got D's.