striking with the back of the sword
A technique in swordsmanship where the blunt back ridge of the blade is used to strike, often to subdue without cutting.
Knock out the opponent by striking with the back of the sword.
Standard kanji spelling.
Rarely used kanji form; 刀背 is an uncommon spelling for 峰.
Compound of 峰 (mine, 'back of a sword') and 打ち (uchi, 'striking').