淦かん水すいかんすいMeanings1nounbilge waterNautical term for water that collects in the bilge of a ship, often mixed with oil and other residues.船せん底ていに溜たまった淦かん水すいをポンプで排はい出しゅつする。Pump out the bilge water that has accumulated in the bottom of the ship.
