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English definition of “sewer”

sewer

noun [C]     /sʊər/ US  /ˈsuː.ɚ/
a large pipe, usually underground, that is used for carrying waste water and human waste away from buildings to a place where they can be safely got rid of: a sewer pipe A complicated system of sewers runs under the city.Plumbing and pipes and sewage open sewer a channel for carrying away waste water and waste from the human body that is above the ground and is not coveredPlumbing and pipes and sewage
(Definition of sewer noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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