GSN is short for Gay Sex Now. derived from a common expression - "gay!" but with "sex" added to express the extreme feelings. "now" is to show the importance of how 'gay' it is currently.
"wtf gsn!"
friend 1: damn we gotta go back to school
friend 2: are you serious?
friend 1: yeah i am
friend 2: what the hell?! gay sex now!
friend 1: damn we gotta go back to school
friend 2: are you serious?
friend 1: yeah i am
friend 2: what the hell?! gay sex now!
by ronald March 31, 2005

The act of having a diarrhea reaction, due to the ingestion of any of McDonalds restaraunt's choices of foods.
by Ronald April 22, 2004
