bird-flip junk-thrust taunt Share definition Flag When a man grabs his crotch and shakes it or thrusts it outward while giving the middle finger. Dude, he just gave you the old bird-flip junk-thrust taunt. You must have really upset him. bird-flip junk-thrust taunt by anonymous August 11, 2024 0 0 Get merch Get the bird-flip junk-thrust taunt mug. Buy Now — $32.95 See more merch