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
The agreement would also require the company to replace a grinder pump that repeatedly malfunctioned and discharged large pieces of debris into the city’s sewer system, requiring costly repairs. Matthew Kelly, Kansas City Star, 11 Feb. 2026 City officials have said they were not involved in key stages of the planning process, including an engineering review of water and sewer capacity conducted by DHS. Christopher Harris, CBS News, 11 Feb. 2026 The course shrank from 18 holes to nine last summer during the earlier stages of the sewer line replacement, but city officials said the final phases of the project require a complete closure. David Garrick, San Diego Union-Tribune, 11 Feb. 2026 Investigators identified the remains of a man whose skull was found in the Hamilton sewer system last summer. David Ferrara, Cincinnati Enquirer, 10 Feb. 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 14 Feb. 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

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