牛刀 ぎゅうとう Meanings Noun chef's knife Kanji 牛 cow. Read as ギュウ. 刀 katana. Read as トウ. Words containing 牛刀 割鶏牛刀 (かっけいぎゅうとう) using a meat ax when a knife would suffice Jinuma: Japanese Dictionary · Word lists