Medusa's hair Share definition Flag A bowel movement comprised of many long, thin pieces which together, resemble the serpentine hair of Medusa. Yo Cassius, I just shit Medusa's hair, I must have eaten too many grapes. Medusa's hair by Ragnord November 6, 2007 0 0 Get merch Get the Medusa's hair mug. Buy Now — $32.95 See more merch