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Grownup trying to act cool. Usually used in response to a grownup using chatspeak weirdly or out of context just to show how "with it" they are.
40-something: OMG it was so TMI, LOL.
Normal person: GTTAC
by Genrick October 02, 2009

Words related to GTTAC

chatspeak adult cool fake grownup pretentious