'Sludge' definitions:

Definition of 'sludge'

From: WordNet
noun
The precipitate produced by sewage treatment
noun
Any thick, viscous matter [syn: sludge, slime, goo, goop, gook, guck, gunk, muck, ooze]

Definition of 'Sludge'

From: GCIDE
  • Sludge \Sludge\, n. [CF. Slush.]
  • 1. Mud; mire; soft mud; slush. --Mortimer. Tennyson. [1913 Webster]
  • 2. Small floating pieces of ice, or masses of saturated snow. --Kane. [1913 Webster]
  • 3. (Mining) See Slime, 4. [1913 Webster]
  • 4. Anything resembling mud or slush; as: (a) A muddy or slimy deposit from sweage. (b) Mud from a drill hole in boring. (c) Muddy sediment in a steam boiler. (d) Settling of cottonseed oil, used in making soap, etc. (e) A residuum of crude paraffin-oil distillation. [Webster 1913 Suppl.]
  • Sludge hole, the hand-hole, or manhole, in a steam boiler, by means of which sediment can be removed. [1913 Webster]

Synonyms of 'sludge'

From: Moby Thesaurus

Words containing 'Sludge'