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sludgeworm

American

[sluhj-wurm] / ˈslʌdʒˌwɜrm /

noun

a small freshwater worm, Tubifex tubifex, often inhabiting sewage sludge and the muddy bottoms of lakes, rivers, and pools.

Etymology

Origin of sludgeworm

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.