scum

1. v. The extraneous matter or impurities which rise to the surface of liquids in boiling or fermentation, or which form on the surface by other means; also, the scoria of metals in a molten state; dross. Source: opted

2. v. refuse; recrement; anything vile or worthless. Source: opted

3. v. t. To take the scum from; to clear off the impure matter from the surface of; to skim. Source: opted

4. v. t. To sweep or range over the surface of. Source: opted

5. v. i. To form a scum; to become covered with scum. Also used figuratively. Source: opted

6. n. worthless people Source: wordnet

7. n. a film of impurities or vegetation that can form on the surface of a liquid Source: wordnet

8. v. remove the scum from Source: wordnet

9. To form a scum; to become covered with scum. Also usedfiguratively.Life, and the interest of life, have stagnated and scummed over. A.K. H. Boyd. Source: adambom

10. n:100 n. a film of impurities or vegetation that can form on the surface of a liquid v. remove the scum from Source: ecdict

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