yobcof Share definition Flag Backwords for fuckboy boy. Yobcof is a seceret way to talk about someone without them suspectig anything XD. Sup yobcof-sup-sup fuckboy -Well fuck you yobcof by ADAMDAJUAN April 7, 2017 0 0 Get merch Get the yobcof mug. Buy Now — $32.95 See more merch