Scumming

scum  (skm)

n.

1. A filmy layer of extraneous or impure matter that forms on or rises to the surface of a liquid or body of water.

2. The refuse or dross of molten metals.

3. Refuse or worthless matter.

4. Slang One, such as a person or an element of society, that is regarded as despicable or worthless.

v. scummed, scum·ming, scums

v.tr.

To remove the scum from.

v.intr.

To become covered with scum.

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[Middle English, from Middle Dutch schm; see (s)keu- in Indo-European roots.]

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scummer n.

scummi·ly adv.

scummi·ness n.

scummy adj.