GBD

A gay biker dad.

Kevin's dad has a mustache and a motorcycle, he sure is one awesome GBD!
VROOOOOOOOOOOOOOOOOOOOOOOOOOOOM!

by Kirkus the Great December 08, 2008

GBD

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

GBD

Good Boob Day

Jenny's boobs look big, she's having a GBD.

by african lizard October 09, 2016

gbd

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 23, 2005

gbd

abbr. for Great Big Dork

proud to be gbd.
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by dave cole April 23, 2005

GBD

“Gotta Big Day”

I GBD today at the football game.

by spicyy November 07, 2019