Kalerpillar Share definition Flag The little furry scary things that crawl around on the ground. "Chelsea, don't eat that Kalerpillar, yo.... you get disease up in yo belly" Kalerpillar by H-cat, P-dog, D-bird April 21, 2009 0 0 Get merch Get the Kalerpillar mug. Buy Now — $32.95 See more merch