Meaning

noun a waste pipe that carries away sewage or surface water

noun someone who sews

noun misfortune resulting in lost effort or money

originFrom Middle English sewer, seuer, from Anglo-Norman sewere (“water-course”), from Old French sewiere (“overflow channel for a fishpond”), from Vulgar Latin *exaquāria (“drain for carrying water off”), from Latin ex (“out of, from”) + aquāria (“of or pertaining to waters”) or from a root *exaquāre.

Etymology from Wiktionary, CC BY-SA 3.0