n. [ AS. dros, fr. dreósan to fall. See Dreary. ] 1. The scum or refuse matter which is thrown off, or falls from, metals in smelting the ore, or in the process of melting; recrement. [ 1913 Webster ] 2. Rust of metals. [ R. ] Addison. [ 1913 Webster ] 3. Waste matter; any worthless matter separated from the better part; leavings; dregs; refuse. [ 1913 Webster ] All world's glory is but dross unclean. Spenser. [ 1913 Webster ] At the devil's booth are all things sold, Each ounce of dross coats its ounce of gold. Lowell. [ 1913 Webster ] |