brown bag face Share definition Flag a face on a kid so ugly that should wear a brown bag over his face cuz it makes ppl cry and scare kids of the playground Alvin is a brown bag face. Damn hes ugly what a brown bag face. brown bag face by Sukh 2626 September 23, 2008 0 0 Get merch Get the brown bag face mug. Buy Now — $32.95 See more merch