scum

Definitions of scum
  1. noun
    a film of impurities or vegetation that can form on the surface of a liquid
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    types:
    dross, scoria, slag
    the scum formed by oxidation at the surface of molten metals
    basic slag
    slag produced in making steel; low in silica but having large amounts of calcium phosphate; useful as fertilizer
    type of:
    film
    a thin coating or layer
  2. noun
    worthless people
    synonyms: trash
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    type of:
    rabble, ragtag, ragtag and bobtail, riffraff
    disparaging terms for the common people
  3. verb
    remove the scum from
    see moresee less
    type of:
    get rid of, remove
    dispose of
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