魚ぎょ雷らい艇ていぎょらいていMeanings1nountorpedo boatA small, fast naval vessel armed with torpedoes, used primarily in the late 19th to mid-20th century.魚ぎょ雷らい艇ていは夜や陰いんに乗じょうじて敵てき艦かんに接せっ近きんした。The torpedo boat approached the enemy ship under cover of darkness.