BSN 

Abbreviation for bull shitting. Usually the slang term for bull shit is “bs”. So bsn is bull shittIN. It makes perfect sense.

I’m bsn right now, I got mad homework to do.

BSN by Erikboyz December 5, 2020

BSN 

Bio-Engineered Supplements & Nutrition

The best shit you can buy on the market!

BSN True-Mass is so delicious bro, I swear it tastes just like cake batter!

BSN by iBJocking February 28, 2012

bsn 

bsn means - “bullshitting” or bsing

That boy is bsn thinking Im about to feed his dog.

bsn by Bigbootyjooty June 9, 2018

BSN 

Bakk Street Niggaz!!

BSN are da Hottest younng Niggaz in town an yall cant Fuk wit dem theyre also known around Texas an very popular but get straightt to da moneyy Kuz dey known to Finesse!!👿👑

BSN by BSN da GaNg February 7, 2019

bsn 

Short for “bullshittin” in most cases..

You stole his car?! Awl yea you bsn.

bsn by a.trae11 March 14, 2018

bsn 

bachelor of science in nursing

Julie got her bsn in California.

bsn by AJ Lynes July 14, 2006

BSN 

Backk street niggas

BSN are the realest niggas out there to keep it real with yall lil bitches💯💯

BSN by 874402 February 7, 2019