From Longman Dictionary of Contemporary Englishsewersew‧er /ˈsjuːə, ˈsuːə $ ˈsuːər/ noun [countable] TECa pipe or passage under the ground that carries away waste material and used water from houses, factories etc
Examples from the Corpus
sewer• The spill occurred at a sewer line on Toyon Road in Mission Valley about 7 a.m. and was fixed by 10.• We can no longer treat the atmosphere above us like a dustbin, and the seas around us like a sewer.• As well as keeping the pipes clear, the gangs are learning to avoid accidentally connecting sewers to water pipes.• He kept a watch for sewer rats.• The trailers do not have sewer connections and residents are supposed to use resort or park bathrooms.• If they are all full, the blockage is between the last inspection chamber and the main sewer.• The Arizona Department of Environmental Quality took the city to court for violating an agreement not to make any more sewer hookups.• Today's sewers are built with an expected life of 60 years.Origin sewer (1400-1500) Old French esseweur, from essewer “to carry away water”, from Vulgar Latin exaquare, from Latin ex “out” + aqua “water” 