Meaning & use

sludge

noun·Everyday

Last updated

Thick, soft mud or a similarly thick, muddy residue, especially industrial or sewage waste.

See it in a sentence

The truck got stuck in a patch of sludge after the heavy rain.

The treatment plant separates solid sludge from wastewater before it's released.

A note on using this word

Frequently used in environmental and industrial contexts, such as 'sewage sludge' or 'oil sludge.'

Words with a similar meaning

muckslime

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

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