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Synonyms

sludgy

American  
[sluhj-ee] / ˈslʌdʒ i /

adjective

sludgier, sludgiest
  1. of or relating to sludge.

  2. covered, lined with, or containing sludge.


sludgy British  
/ ˈslʌdʒɪ /

adjective

  1. consisting of, containing, or like sludge

"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

Etymology

Origin of sludgy

First recorded in 1775–85; sludge + -y 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

In 1973, the Isley Brothers remade the song on their “3 + 3” LP; two decades after that, the gothic metal band Type O Negative recorded a sludgy, slowed-down rendition.

From Los Angeles Times Mar. 26, 2026

The previous February, 132 million gallons of black, sludgy water, heavy with mine wastes, surged through a makeshift dam and down a mountain hollow known as Buffalo Creek.

From The Wall Street Journal Dec. 18, 2025

The record was grim and sludgy – partly because the band had recorded it in just two days, with limited funds.

From BBC Jul. 23, 2025

Cook over low heat under sludgy and thick; the cherries will have given up their juices.

From Salon May 6, 2025

The sludgy lump sucks down the hole with remnant stasis gel.

From "The Last Cuentista" by Donna Barba Higuera

Here, though, the number was Mr. LeBlanc’s alone, and he gave in to his sludgier impulses, his voice oozing awkwardly around the lyrics, compressing them into unintelligibility.

From New York Times Jul. 23, 2010

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