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2. GSB
An abbreviation for Get Some Brain.
Bill "What are you doing tonight"
Bob "Oh Im hangin with that chick Jane"
Bill "Nice dude GSB"
Bob "Ill try"
1. GSB
grow some balls
guy 1: man i wanna go talk to that girl...but i'm scared
guy 2: dude gsb it's not even that serious
3. gsb
Grab Some Bench
Be lazy, do nothing, relax
I'm gonna sit here and GSB.
4. GSB
an abbreviation for gay / str8 / bi, often used in instant messages

q: so, what ru GSB?
a: S
5. GSB
Another word for "geekstinkbreath", a Green Day site and message board community. www.geekstinkbreath.net
It is well known for it's slashers and "Teenie vs Original" fights.
Oh fuck, the GSB mods are more vicious today than the time they killed the Mike Mafia.
6. GSB
Geek Stink Breath: Extremely bad breath similar to that of a geek who has stink breath.
Brush your teeth Mick, You have GSB
7. GSB
Gay Sex Banana. A term to show outrageous affection to one. Usually used for sex enthusiasts that shall be left unamed.
GSBs to take over the world!
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