flaming jackass Share definition Flag a really huge dumbass. Who pisses someone off so bad that they scream "Oh my god, your a flaming jackass!" Why'd you throw the ball at me? I wasn't looking you flaming jackass! flaming jackass by Dibin October 18, 2010 0 0 Get merch Get the flaming jackass mug. Buy Now — $32.95 See more merch