Sludge Definition

slŭj
sludges
noun
sludges
Semisolid material such as the type precipitated by sewage treatment.
American Heritage
Mud, mire, or ooze covering the ground or forming a deposit at the bottom of bodies of water.
Webster's New World
Spongy lumps of drift ice.
Webster's New World
Any heavy, slimy deposit, sediment, or mass, as the waste resulting from oil refining, the mud brought up by a mining drill, the precipitate in a sewage tank, the sediment in a steam boiler or crankcase, etc.
Webster's New World
An agglutination or aggregation of blood cells forming a semisolid mass that often impedes circulation.
American Heritage
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verb
To agglutinate or aggregate into a semisolid mass; form a sludge. Used of blood cells.
American Heritage
abbreviation

(emergency medicine) A mnemonic ("salivation, lacrimation, urination, defecation, gastrointestinal upset, emesis") used to identify the common symptoms of certain affections of a cholinergic toxidrome.

Wiktionary

Other Word Forms of Sludge

Noun

Singular:
sludge
Plural:
sludges

Origin of Sludge

  • Perhaps alteration of dialectal slutch mire

    From American Heritage Dictionary of the English Language, 5th Edition

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