Gac 

Used in place of any other name for a person, usually an insult.

Person 1: Fuck you, you little whore.
Person 2: Go to hell, you gac.

Gac by TheInsaneDoctor November 9, 2004

GAC 

Acronym for "Good Ass Cake" or "Good Ass Cookie". "Good Ass" can also be used for other things like pie (GAP).

Who brought the GAC for RoMerica's birthday?

GAC by Mr. Cha-Cha Dizzle March 14, 2008

gac 

gac or G.A.C. - acronym for "general appearance check"

wait a sec, i need to stop for a gac before i say hi to him *giggles*

gac by Jane aka V. September 27, 2005

gac 

Acronym for "Gadget Addicted Consumer"

You're such of gac, of course you want a new Ipad.

gac by BentAngle February 7, 2010

gac 

Bigger than infiniy.

To gac and back gac times

gac by bjkslf December 27, 2007

GAC 

Get a clue

You need can’t seem to GAC

GAC by Drop down for my birthday September 16, 2022

GAC 

The Great American Challenge.

4 teams of 4 brave soldiers with one leader per team (who must remain sober thru the entire challenge) must each take on 30 beers and an 8th of weed. Once the substances have been consumed a team will run one mile to a predetermined location. Once a team arrives at the location they must eat a pizza and solve a 500 piece puzzle. First team to complete all the steps wins

ched: “Yo me and the boys were thinking about getting together and running a GAC”

Marcus: “yo that’d be lit bro I’m so down”

Steve: “I call not being leader”

GAC by dingus73 April 26, 2023