7
Kevin's dad has a mustache and a motorcycle, he sure is one awesome GBD!
VROOOOOOOOOOOOOOOOOOOOOOOOOOOOM!
by Kirkus the Great December 07, 2008
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8
Generic Black/Brown/Blonde Dog
friend1: Look at the cute retriever over there
friend2: Whatever, that's just a GBD.
by vomitfrog June 05, 2009
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9
abbreviation for "giant black dildo" derived apparently in a high school physics class.
"you know what that huge black snake reminds me of... a gbd."
by dionyses October 22, 2005
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10
abbr. for Great Big Dork
proud to be gbd.
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by dave cole April 23, 2005
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