Top Definition
Gravity defying ass. Ass that goes against the law of nature, Newton's law of gravity, by noticeably protruding outward and not sagging despite its mass. Only those with this type of ass can appropriately wear the infamous Apple Bottom Jeans.
Damn, look at that girl with awesome GDA!
by sympathy April 01, 2009
3 more definitions
Good day all
gda I'm finally here!
by DKizzo December 23, 2011
Gambling Drugs Alcohol
Having a Big weekends GDA all weekend long

I am GDA
by D man 27 September 23, 2010
GDA Stands for Greatest Dane Advertising, but it also STANDS for;

Guarantees to promote local business by combining the attraction of dogs with passionate professionals.

Dedication to providing exceptional service for any potential client.

Attracting everyone with well crafted, unique mobile advertisement.
GDA is the finest Ad service in the Denver area!
by GD Ads October 25, 2011

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