look up any word, like trill:
 
8.
BSN
BatShitNutz
somewhere beyond regular nuts, out near the "I love me" vests
did you see that guy jump?
yeah BSN that one.
by GaelicGrime January 02, 2011
 
2.
abbreviaton for business
I'm gay and I mean srs bsns.
by 13flol August 25, 2006
 
3.
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!
by iBJocking January 30, 2012
 
4.
BSN
Either
A.) Bio-Engineered Supplements and Nutrition

OR

B.) BIG SALTY NIGGER
Dude, Ronny Coleman is a BSN

Dude stop stealin my BSN shirt you fucking Egyptian, i got it with my nitrix.
by JR Summers March 31, 2008
 
5.
bsn
bachelor of science in nursing
Julie got her bsn in California.
by AJ Lynes July 14, 2006
 
6.
Either:

A.) Bio-Engineered Supplements and Nutrition

OR

B.) BIG SALTY NIGGER
Dude, Ronny Coleman is a BSN

Dude stop stealin my BSN shirt you fucking Egyptian, i got it with my nitrix.
by JR Summers March 31, 2008
 
7.
Bull shittin'
I was B-sn with my brother Chuck Bull Shitting Shooting the breeze
by Dan 69 May 24, 2010