ctmfa Share definition Flag CTMFA - "Call the mother fucking ambulance". Used to show the seriousness of how hard you're laughing that you're about to die. this is the funniest shit ever. g im dead asf, ctmfaaaaa. ctmfa by pinche mentiroso moreno May 29, 2019 0 0 Get merch Get the ctmfa mug. Buy Now — $32.95 See more merch