#BSB

Butt Sex Batman

A: hey isn't the weather nice today?
B: #BSB

A. are you asleep?
B: #BSB

basically in any context you damn well choose.

by jagerbalm April 22, 2020

BSB

BSB-Backstreet Boys, popular five male vocal worldwide.

BSB fanfiction, "I'm a BSB fan!", "BSB is the best group."

by Dani January 8, 2005

BSB

Bitter Single Bitch: A woman who hates on other woman with companions due to the fact that they are bitter and insecure. These creatures will do everything in their power to break up every happy couple that they can by lying, spreading rumors, deceiving, manipulating, etc.

Tom: Cindy's friends are some BSB's man I can't believe they tried to break you guys up.

John: I know man, but that's the life and motivation of a BSB so what do you expect.

Tom: You're right. BSB's...smh

by Rey90 December 7, 2009

BSB

The online abbreviation for "Brooklyn Steam Bath". Useful for when you're in a hurry.

superstud123: dude, brb, i need a bsb bad

superstud456: whoa, you must stink in brooklyn

by Merek1213 July 22, 2009

BSB

It means Brush Shit Bath. It can be used to describe a person morning routine.

Timmy:- Hello
Frank:- Hello, did you BSB?
Timmy:- Not yet
Frank:- It's 12 already, go and do it stupid!

by WDTDS June 20, 2021

BSB

A backshot baby(being conceived while your parents were in doggy style)

Ew, he’s a bsb, I better stay away from him

by Hshauxbnsuz December 13, 2021

BSB

Big Sum Bitch

When someone is so big and can't get out of their own way but you don't have time to talk to them so you just call them BSB

Craig is such a BSB. He wouldn't move last night.

by Firefighter5858 September 8, 2016