Synonyms for dross Found 3 synonyms across 2 meanings for “dross”. worthless or dangerous material that should be removed (noun) impurity the scum formed by oxidation at the surface of molten metals (noun) slagscoria Explore Related Words Rhymes with drossSynonyms for impuritySynonyms for slagSynonyms for scoria Synonym Finder | Rhyme Finder | Poetry Editor