sludgeworm

[ sluhj-wurm ]
/ ˈslʌdʒˌwɜrm /

noun

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

Origin of sludgeworm

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019