千せん金きん

noun

great weight; pricelessness; 1000 pieces of gold

Literary or classical term. Literally '1000 kin' (a unit of weight) or '1000 pieces of gold', used figuratively for something of immense value or importance. In modern Japanese, it is mostly found in set phrases like 千金の重み or 千金に値する.

• 彼かれの一ひと言ことは千せん金きんの重おもみがあった。

  His single word carried the weight of a thousand pieces of gold.

• この情じょう報ほうは千せん金きんに値あたいする。

  This information is worth its weight in gold.