fkfc Share definition Flag Short for Fuckface. Used as an insult or nickname. Usually used in on the internet as its shorter and easily passes through spamfilters. Hey, did you message fkfc yet? That guy's a total buckethead. fkfc by Milosonator January 2, 2021 0 0 Get merch Get the fkfc mug. Buy Now — $32.95 See more merch
