Gone catapillar Share definition Flag A person has gone catapillar when they seal themselves into cocoon like cover to escape any interaction with the world. The freshman had gone catapillar in a quilt on the floor to sleep off a wicked hangover. Gone catapillar by I, Wreckerrr October 4, 2016 0 0 Get merch Get the Gone catapillar mug. Buy Now — $32.95 See more merch