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  1. an artificial conduit, usually underground, for carrying off waste water and refuse, as in a town or city.
verb (used with object)
  1. to provide or equip with sewers: a tax increase necessary to sewer the neighborhood.

Origin of sewer1

1375–1425; late Middle English suer(e) < dialectal Old French se(u)wiere overflow channel (compare Old French ess(e)ouer(e) ditch) < Latin *exaquāria drain for carrying water off, equivalent to Latin ex- ex-1 + aqu(a) water + -āria, feminine of -ārius -ary; see sew2, -er2
Related formssew·er·less, adjectivesew·er·like, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sewered

Historical Examples

  • The city has been sewered in modernwise and macadamized with care, and is supplied with abundance of purest water.

    On the Mexican Highlands

    William Seymour Edwards

British Dictionary definitions for sewered


  1. a drain or pipe, esp one that is underground, used to carry away surface water or sewage
  1. (tr) to provide with sewers

Word Origin

C15: from Old French esseveur, from essever to drain, from Vulgar Latin exaquāre (unattested), from Latin ex- 1 + aqua water


  1. a person or thing that sews


  1. (in medieval England) a servant of high rank in charge of the serving of meals and the seating of guests

Word Origin

C14: shortened from Anglo-French asseour, from Old French asseoir to cause to sit, from Latin assidēre, from sedēre to sit
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

Word Origin and History for sewered



c.1400, "conduit," from Anglo-French sewere, Old North French sewiere "sluice from a pond" (13c.), literally "something that makes water flow," from shortened form of Gallo-Romance *exaquaria (cf. Middle French esseveur), from Latin ex- "out" (see ex-) + aquaria, fem. of aquarius "pertaining to water," from aqua "water" (see aqua-).

Specifically of underground channels for wastewater from c.1600; figurative use of this is from 1640s.



"one who sews," late 14c., agent noun from sew (v.).

Online Etymology Dictionary, © 2010 Douglas Harper