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sewage

American  
[soo-ij] / ˈsu ɪdʒ /

noun

  1. the waste matter that passes through sewers.


sewage British  
/ ˈsuːɪdʒ /

noun

  1. waste matter from domestic or industrial establishments that is carried away in sewers or drains for dumping or conversion into a form that is not toxic

"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 sewage

1825–35; sew(er) 1 (as if the ending was -er 1 ) + -age

Explanation

The waste water that flows down drains and through pipes from toilets and sinks is called sewage. There's nothing quite like smelling sewage on a hot summer day. Have you ever wondered where the soapy, dirty water from your washing machine goes after your clothes are clean? It flows down the drain into a pipe, and is carried with other sewage out to the street and your city's wastewater system, or into a private septic tank. Sewage comes from the now-obsolete verb sew, "to drain or draw off water."

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Vocabulary lists containing sewage

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:

The water that flows through the pipes to us is made safe in part by physics—a pressure loss can lead to backflow of groundwater, sewage, and soil contaminants.

From Slate Aug. 19, 2026

His diplomacy around fixing a busted sewage system might prove to be crucial to gaining club membership, members said.

From The Wall Street Journal Aug. 15, 2026

The construction workers stumbled across the hidden trove of gold bars and coins while drilling to lay new sewage pipes in the property in east Flanders earlier this week, local media report.

From BBC Aug. 14, 2026

Thames Water has faced intense criticism for several years over failures to prevent sewage discharges and leaks.

From BBC Aug. 10, 2026

Her camouflage jacket was sopping and she smelled like sewage.

From "The Lightning Thief" by Rick Riordan

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