Scum

Quick meaning: Scum is a noun meaning (uncountable) A layer of impurities that accumulates at the surface of a liquid (especially molten metal or water).

Meaning

(uncountable) A layer of impurities that accumulates at the surface of a liquid (especially molten metal or water).

More Meanings

1. (uncountable) A greenish water vegetation (such as algae), usually found floating on the surface of ponds
2. The topmost liquid layer of a cesspool or septic tank.
3. (uncountable, slang, chiefly US) Semen.
4. (derogatory, slang) A reprehensible person or persons.
5. To remove the layer of scum from (a liquid etc.).
6. To remove (something) as scum.
7. To become covered with scum.

Example Sentences

These organisms form scum in large quantities.

People who sell used-up pens are scum, just total low-lives.

During smelting, scum rises to the surface and is then removed by the smelter.

Horse, who was always talking about facts, said, “Man, that can't be scum, ’cause scum is white.”

Word Forms

• scums
• scumming
• scummed

Synonyms for scum

Depending on context, synonyms include dross, impurity, impurities, scoriae, slag, balljuice.

Related Words

Related dictionary entries include trash, dross, filthy, filth, dirty, junk.

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