Top Definition
a uber leet way to tell your buddies to log on gunbound and kick some ass!!!!!!!1oenoneeone!!
Nice yet Corrupt: GB it up y0
Shiz its PHU: gb gb gb!!!!!11
by Drahcire Huynh December 29, 2004
A fagass lame way to invite someone to play a dumbass game called "Gunbound"
Richard: I'm gonna talk like a lameass lets gb it up.
Jason: Ok, lets do it.
by TheMakasu January 04, 2005
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