monosybillic Share definition Flag it is a disease that lamas get were their feet start to go moldy 'hey that lamas foot looks kinda monosybillic'-'you think'-yea i think you should cut it off' monosybillic by Michael Lucifer Gratton March 11, 2009 0 0 Get merch Get the monosybillic mug. Buy Now — $32.95 See more merch