Dirty Triad Share definition Flag It's when you cum in a girls mouth, pussy, and ass, all in the same night. Dude i just gave lindsay a dirty triad cause she's a whore Dirty Triad by Cam dizzle from S to the A August 5, 2008 0 0 Get merch Get the Dirty Triad mug. Buy Now — $32.95 See more merch