白はく刃じん一いっ閃せん

noun, adverb

flash of a drawn sword; brandishing a sword

A dramatic, literary expression describing the moment a sword is drawn and flashes, or the act of brandishing it. Often used in historical or action narratives.

• 白はく刃じん一いっ閃せん、敵てきの刀かたなが光ひかった。

  With a flash of the drawn sword, the enemy's blade gleamed.

• 彼かれは白はく刃じん一いっ閃せん、相あい手ての武ぶ器きをはじき飛とばした。

  He brandished his sword and knocked away his opponent's weapon.