Fuckface Share definition Flag A person who instantaneously pisses you off. The sight of their face gives you a strong urge to smash his/her face in until they cry. Dude 1: Hey fuckface! Dude 2: No, you're the fuckface! Fuckface by copke March 19, 2015 0 0 Get merch Get the Fuckface mug. Buy Now — $32.95 See more merch