FAPSMEG Share definition Flag FAPSMEG is the cheesy malodorous gunk that grows on penises and brains of Christian gay-bashers. Seen mainly in Rhode Island. Brian had a really bad case of FAPSMEG until Maggie licked it off. FAPSMEG by MarcoD January 16, 2013 0 0 Get merch Get the FAPSMEG mug. Buy Now — $32.95 See more merch