DROSS Meaning of DROSS in English ■ noun1》 rubbish. 2》 scum on the surface of molten metal.Derivatives~y adjective OriginOE drōs ; related to Du. droesem and Ger. Drusen 'dregs, lees'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004