sewer

1 of 3

noun (1)

sew·​er ˈsü-ər How to pronounce sewer (audio)
ˈsu̇r
Synonyms of sewernext
: a medieval household officer often of high rank in charge of serving the dishes at table and sometimes of seating and tasting

sewer

2 of 3

noun (2)

sew·​er ˈsō-ər How to pronounce sewer (audio)
: one that sews

sewer

3 of 3

noun (3)

sew·​er ˈsü-ər How to pronounce sewer (audio)
ˈsu̇r
: an artificial usually subterranean conduit to carry off sewage and sometimes surface water (as from rainfall)

Examples of sewer in a Sentence

Noun (2) a good sewer who designs her own clothing
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
State and local governments need to prioritize funding for septic-to-sewer conversions in the most vulnerable areas, improve maintenance and inspection requirements, and help homeowners manage the cost of necessary upgrades. Iuliia Istratiy, Sun Sentinel, 20 Jan. 2026 Rental property units must also maintain working amenities including but not limited to water heating facilities, heating facilities, water and sewer lines, plumbing and electrical fixtures, lighted common halls and stairways, and, if provided, cooking equipment. Rashad Alexander, Kansas City Star, 20 Jan. 2026 Buses, taxis, private vehicles, bikes, delivery trucks, street vendors, and pedestrians, jockey around terrorism blockades, trees, sewers, garbage storage, and sidewalks — all competing for space. Amy Chester, New York Daily News, 18 Jan. 2026 Exposure to untreated sewage, which can enter homes by backing up through plumbing or via flood when rainwater overwhelms sewer systems, can cause illness. Tammy Webber, Los Angeles Times, 17 Jan. 2026 See All Example Sentences for sewer

Word History

Etymology

Noun (1)

Middle English, from Anglo-French asseour, literally, seater, from Anglo-French asseer to seat — more at assize

Noun (3)

Middle English, from Anglo-French, from assewer, essiver to drain, from Vulgar Latin *exaquare, from Latin ex- + aqua water — more at island

First Known Use

Noun (1)

14th century, in the meaning defined above

Noun (2)

14th century, in the meaning defined above

Noun (3)

15th century, in the meaning defined above

Time Traveler
The first known use of sewer was in the 14th century

Browse Nearby Words

Cite this Entry

“Sewer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sewer. Accessed 23 Jan. 2026.

Kids Definition

sewer

1 of 2 noun
sew·​er ˈsō(-ə)r How to pronounce sewer (audio)
: one that sews

sewer

2 of 2 noun
sew·​er ˈsü-ər How to pronounce sewer (audio)
ˈsu̇(-ə)r
: a usually covered drain to carry off water and sewage

More from Merriam-Webster on sewer

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