sludge

[ sluhj ]
/ slʌdʒ /

noun

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Origin of sludge

First recorded in 1640–50; variant of dialectal slutch, slitch,Middle English slich “slime, wet mud” (compare its derivative slucched “muddy”); apparently of expressive origin

OTHER WORDS FROM sludge

de-sludge, verb (used with object), de-sludged, de-sludg·ing.

Words nearby sludge

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for sludge

British Dictionary definitions for sludge

sludge
/ (slʌdʒ) /

noun

soft mud, snow, etc
any deposit or sediment
a surface layer of ice that has a slushy appearance
(in sewage disposal) the solid constituents of sewage that precipitate during treatment and are removed for subsequent purification

Word Origin for sludge

C17: probably related to slush
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012