Screwnicorn Trick Share definition Flag When you strap a dildo on your forehead and then fuck your girl with it, like a unicorn on amphetamines Got so fucked up last night, I gave my girl the screwnicorn trick. Screwnicorn Trick by bussdat November 10, 2010 0 0 Get merch Get the Screwnicorn Trick mug. Buy Now — $32.95 See more merch