Bsf

When someone uses “Bsf” in a text, it usually means bestfriend.

Girl 1: Heyyy Bsf

Girl 2: Hey, hows it goin bsf?

by RugRat-47 June 14, 2018

Bsf

Bull shit friend

Basically an acquaintance

T : you’re my bsf
I : best friend?!
T: no, bull shit friend

by T&I June 25, 2018

Bsf

A best friend a really good friend,her name has to be kenzi because they are the best best friends ever!

Hey I got a good bsf !who is it ?her name is kenzi!wow I’m not surprised

by Strizak November 23, 2019

Bsf

Best shitty friends

Your my bsf

by yaga420 October 25, 2018

Bsf

Bsf Are friends that are supposed to be for forever they supposed to be happy and silly when there around each other Thee supposed to go through ups and downs together when they argue they just joke it off at the end

Wow Nesa and treasure are the The best bsf ever I wanna be like them

by Shhhhh🤫🤫 April 17, 2020

Bsf

Big Sad Fatty

Person1: You’re a bsf

Person2: I’m not ur best friend though. I don’t know you.

Person1: It means big sad fatty.

by ThatBallerina March 28, 2021

BSF

A bsf means best friend usually, bsf can mean a best friend who is like a sibling to you or just a best friend

Hey bsf how are you 2day

by Your_Dictionary April 15, 2019