look up any word, like lemonparty:
 
1.
GSG
An acronym used in place of LOL to let people know you are "Giggling so gently."
"Gonna go poop."
"Gsg. You're silly."
by charleschaplin September 03, 2009
 
2.
GSG
Get some gears, An informal greeting when you see a person riding a Fixed gear
You see a guy riding down the street

you(in the car) screams: "Get some gears"

The rider: gives out the 'GSG face' which is quickly follow by the middle finger
by sTvEx August 28, 2009
 
3.
GSG
Gay Sucking Gays
There's some GSG going on behind that tree over there, lets join in!
by GSG Thatoneguy September 07, 2012
 
4.
gsg
GIMME SOME GIBBLER, meaning Kimmy Gibbler (or any other hot mami) is a sex pot who we worship.
Dayum, that bitch is hot, GSG.
by brian / cierra July 06, 2006
 
5.
GSG
A small street gang in Fremont, CA.
GSG
by ganget March 12, 2010
 
6.
GSG
used mostly by sceneXcore kids in pawtucket, symbolizing there love for the vixen Kimmy Gibbler.
"Gimme some Gibbler"
Kimmy Gibbler is looking good, hurry GSG
by Cee weed & Bry Fry July 06, 2006