purple lightning; flash of a sword
Literary or poetic term for a vivid purple flash of lightning, often used metaphorically for the swift gleam of a sword blade.
With a flash of purple lightning, his long sword cut through the enemy.
Purple lightning streaked through the dark clouds.
flash of lightning; flash of a sword; brandishing a sword
Compound of 紫 (purple) and 電 (lightning). The exact historical derivation is uncertain, but the combination is used poetically to describe a purple-hued lightning flash.