ほうすい 放水 Common word LinksSentence search for 放水Sentence search for ほうすいKanji details for 放 and 水Edit in JMdict Noun, Suru verb, Intransitive verb1. discharge of water (from a river, dam, etc.); drainageNoun, Suru verb, Intransitive verb2. spraying water (on); hosingかれ彼はやけ焼けているホテルにほうすい放水した。He played a hose on the burning hotel. Discussions Log in to talk about this word.