Austy Quinn Share definition Flag When a man or boy acts like Harley Quinn or does/says something in a Harley Quinn-like manner. Verb: "Dude! He just Austy Quinned. That backflip was sick though." Austy Quinn by Son of Harley February 25, 2017 0 0 Get merch Get the Austy Quinn mug. Buy Now — $32.95 See more merch