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a true screw up that knows everything just ask them and they will tell you.

a true douche bag in every sence
wow, you just gilkey'd the shit out of that.

that douche over there is a true gilkey.
by the12345dude February 06, 2010
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Loose or flabby Skin that hangs under a fat, old, or ugly persons chin.
Did you see that fat bitches gilkey?

Yea, it flapped like a scrotum in the wind when she turned her head to the left.
by Joeythaprofit November 15, 2017
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