洋よう刀とうようとうMeanings1nounsabre; saberRefers to a Western-style curved sword, typically a cavalry sabre. The term contrasts with 日本刀 (Japanese sword).See also: サーベル博はく物ぶつ館かんで19世せい紀きの洋よう刀とうを見みた。I saw a 19th-century sabre at the museum.