1 definition by FrankDaTank2009

Top Definition
While having a 3-way, the man lays down on his back, and one girl starts riding him cow-girl, and the other sits on his face and the man eats her out, while the two girls make out with eachother, viewed from the side it looks like a triangle
1: Dude!! me and her and her mom did The Triangle
2:Whats that?
1:Well first the dude.....
by FrankDaTank2009 October 17, 2009

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