dirty flash Share definition Flag When a girl is deep throating you and you pass out, falling on top of her and choking her in the process. "I didn't mind that he dirty flashed me, it was the headbutt in the cunt that really blew the mood" dirty flash by Big G - Unity April 7, 2021 0 0 Get merch Get the dirty flash mug. Buy Now — $32.95 See more merch