The act of using the Thanks-Giving turkey hand (the one you draw with your open hand on paper), sticking it into a womans vagina, completely.
Friend 1 : Dude, you see that girl? I heard she was a total TurkeyRider.
Friend 2 : Man her vagina must be huge!
Friend 2 : Man her vagina must be huge!
by Jarke February 8, 2009