Worm-eat·en a. 1. Eaten, or eaten into, by a worm or by worms; as, worm-eaten timber. Concave as a covered goblet, or a worm-eaten nut. --Shak. 2. Worn-out; old; worthless. [R.] -- Worm-eat*en*ness, n. [R.] ◄ ►