bsfl

Bro, stop fucking laughing

Kate: Okay that wasn’t funny
Jimmy: Lol
Kate: Bsfl!

by itnahsa3 May 8, 2018

BST

British Sexual Tension
Also known as "St John's Wood"

BST happens when you see a woman's elbow on the tube and you wanna shag her but she gets off at Maida Vale and you can't stop getting off at St John's Wood.

by angie O edema August 10, 2018

Bsb

Bestie since birth. Someone u have known since birth or for as long as u can remember. U have always been there for each other and always will be. Can be boy and boy, boy and girl, or girl and girl

Girl #1: ugh I miss jack, he’s my bsb, can’t believe he had to move away

Girl#2: girl I may have not known u since birth but honey I will be here for u

by Happyhour101 August 20, 2018

BSN

A nigga who runs the block or their block

Damn! Tywan is a BlockStarNigga(BSN) he runs his block.

I run this block I'm the block star out here.

by Altonasia August 30, 2018

bsfal

it means best friend after life dumbass, i stg y’all dumbass niggas. if you don’t know what that mean you not gonna be that persons bsfal. bum ass nigga. if you got a android gtfo. lmao i’m sorry.

mia: emily you my bsfal!
emily: tf does that mean???
mia: bye ho ass bitch
emily: what did i-
mia: byeeee

by byestoopidassbitch November 30, 2018

BSD

Big sexy daddy

Hes my bsd

by Theirbabygirl👅 January 2, 2019

BSOL

Bull shit out loud

This BSOL has to stop.

by Wednesdaywitch31 January 20, 2019