sludge

Plural: sludges

Noun

• Thick, soft, wet mud or a similar viscous mixture.
• the precipitate produced by sewage treatment
• any thick, viscous matter
• Solids separated from suspension in a liquid.
• A residual semi-solid material left from industrial, water treatment, or wastewater treatment processes.
• A sediment of accumulated minerals in a steam boiler.
• A mass of small pieces of ice on the surface of a water body.
• Ellipsis of sludge metal.
• Institutional policies that introduce tedium and inefficiency in processes.

Verb

• To slump or slouch.
• To slop or drip slowly.

Examples

• The board was filled with low-scoring letters, feeling like a sludge of unplayable tiles.

Synonyms

goo, gook, goop, guck, gunk, muck, ooze, slime, mire, mud, slush