by gradeAcocaine April 19, 2022

abbreviation of the tv show Ghost Adventures refering to the team, Zak Bagans Nick Groff and Aaron Goodwin, as Ghost Adventures Crew.
by Parker Teresa Azazel Cassie October 21, 2010

Acronym for "Get a clue"
by mememe January 20, 2005

Synonymous with modern day derogatory, foul or vulgar language, signifying someone's distaste for something. Can be used to humiliate, agitate, irritate and maliciously depropriate anything, person or place. Can be used as an Adverb or Adjective to emphasize feeling and frustration towards virtually anything.
What the GAC is wrong with you???
GAC you, you GACing GAC!
You are a GACing Idiot!
What the GAC did Bongwater say?
Get the GAC outta my face, you GACass!
GAC you, you GACing GAC!
You are a GACing Idiot!
What the GAC did Bongwater say?
Get the GAC outta my face, you GACass!
by kc5hwb September 9, 2008

by JayBeezy August 17, 2007

Jim - "Hey Alan, here is the hyperlink to this cool site about gaming"
Alan - "Gac! You sent me to pregnant people clothing!! >.<"
Alan - "Gac! You sent me to pregnant people clothing!! >.<"
by FAHKLAH August 31, 2011

acronym used by the military meaning ground assault convoy
(noun) a series of military vehicles lined up to go somewhere for a mission especially overseas.
(noun) a series of military vehicles lined up to go somewhere for a mission especially overseas.
by caffeine22 September 28, 2005
