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 Board of Public Works approved the grant on Thursday, which will be used to reduce pollution attributed to failed sewer systems located near the Chesapeake and Atlantic Coastal bays. Cbs Baltimore Staff, CBS News, 18 June 2026 After workers opened access to the sewer, Michael climbed down to retrieve the device himself. Jordan Greene, PEOPLE, 17 June 2026 Over the last 11 months, workers have been focused on removing trees, installing water and sewer infrastructure, and adding sidewalks. Claire Harutunian, Charlotte Observer, 17 June 2026 Before Haussmann’s works began in 1853, Paris was a dangerous and unsanitary medieval city, plagued by open-air sewers, poor living conditions, and cholera outbreaks. Roberto Prieto, Variety, 16 June 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 20 Jun. 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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster