\Wast"rel\, n. 1. Any waste thing or substance; as: (a) Waste land or common land. [Obs.] --Carew. (b) A profligate. [Prov. Eng.] (c) A neglected child; a street Arab. [Eng.] 2. Anything cast away as bad or useless, as imperfect bricks, china, etc. [Obs. or Prov. Eng.]