Moose-Knuckle Share definition Flag Camel-toe's fatter, uglier, sister. Guy 1: See that chick's camel-toe?Guy 2: Camel-toe? Dude she was so fat she had a Moose-Knuckle! Moose-Knuckle by mattman_v1 September 8, 2010 0 0 Get merch Get the Moose-Knuckle mug. Buy Now — $32.95 See more merch