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1.
Acronym for This Guy I Know or This Gal I Know.
It also said that TGIK and I are soul mates, but I hate every movie he wants to watch.
by QueenBee83 September 12, 2007
 
2.
Acronym for This Guy I Know
TGIK runs one in Idaho (one of the title loan places) and he ends up owning a lot of cars.
by QueenBee83 September 04, 2007