浮ふ城じょう

noun

floating fortress; warship

Literary or historical term for a large warship, likened to a floating castle. Not used in modern military contexts.

• 戦せん国ごく時じ代だいの海かい戦せんでは、巨きょ大だいな浮ふ城じょうが活かつ躍やくしたと伝つたえられる。

  It is said that huge floating fortresses played an active role in naval battles of the Warring States period.