Synonyms of sludge

sludge

noun

ˈsləj 

1

as in mud

soft wet earth

after a day of heavy rain, the fairgrounds had turned into pure sludge

Synonyms & Similar Words

• mud
• muck
• gravel
• ooze
• silt
• sand
• slime
• mire
• dirt
• clay
• slush
• guck
• slop
• soil
• gumbo
• loam
• humus

2

as in corn

something (as a work of literature or music) that is too sentimental

I can't bring myself to read that sludge

Synonyms & Similar Words

• corn
• goo
• mush
• rubbish
• soap opera
• slush
• schmaltz
• claptrap
• tripe
• drivel

Example Sentences

Recent Examples of sludge

Rather than paying millions to haul away toxic sludge, facilities could soon scrub their rinse water for immediate reuse to harvest high-purity copper directly off their treatment equipment. — Mrigakshi Dixit, Interesting Engineering, 3 Aug. 2026

But the real key to the magic is that frenetic tone — the dirty, grungy, previously unheard sludge created when guitarist/Ray’s brother Dave Davies slashed his amp’s speaker with a razor. — Debby Wolfinsohn, Entertainment Weekly, 7 July 2026

Inline water filters can be installed and are widely used to trap dirt, debris, and sludge. — Sj McShane, Martha Stewart, 3 July 2026

This brings us to the point that while the project focused on coffee grounds, the technology can be applied to a wide range of high-moisture organic waste, including food waste, agricultural residues, and even sewage sludge. — New Atlas, 1 July 2026