大おお業わざ物もの

noun

first-rate sword; excellent blade

Historical term used in Japanese sword appraisal to denote a blade of the highest quality, above 良業物 (good sword) and 業物 (sharp sword).

• この刀かたなは大おお業わざ物ものと鑑かん定ていされた。

  This sword was appraised as a first-rate blade.