1 definition by YSBgal

An abbreviation for the term "Grimy Dawg." This phrase is most commonly used in the restaurant business to refer to any customer who is rude, obnoxious, needy, asks to sit in a "boof" (booth), asks "what kinna juice u got?", and/or does not tip well.
Diego: "Yo man, that table ran me around all night long and left me $4 on a $90 tab..."

Tim: "What a bunch of GD's!"
by YSBgal June 21, 2010
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