gleaming sword
Literary or poetic term for a sword that shines like ice, often implying cold beauty or sharpness.
He drew a sword like a gleaming blade of ice.
Compound of 氷 (こおり, 'ice') + の (possessive particle) + 刃 (やいば, 'blade'). The exact origin is uncertain; it is a poetic expression for a gleaming, cold-looking sword.