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An STD from getting head from a girl with a gnartooth. It makes your dick crocked and bent.
Person one: "Dude, i just got head from a TMMG with a gnartooth, and now my dicks all bent!"

Person two: "Bro, you have Gnar Dick!"
by Washoe October 10, 2013
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Dec 1 Word of the Day
"Man fuck Donald trump, he wants to build a wall and don't pay taxes!!"
by January 30, 2017
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