1 definition by MiaTheCat

Top Definition
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.
by MiaTheCat October 13, 2005

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