What does 下水 mean?
下水 is a Japanese noun meaning “drainage, sewage, ditch, gutter, sewerage” in English. It can also be translated as “sewage” depending on context. It is written as 下水 in kanji, げすい in hiragana, and gesui in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
下水が完全に詰まっている。
The drains are blocked up.