1. Noun

   1.

   power; authority; jurisdiction

2. Wikipedia definition

   2.

   Ultra vires

Example sentences

• 何の権限で私にこんなことを命令するんですか？

  By what authority do you order me to do this?

• 民衆の熱狂的な彼への支持は、首相の座にとどまりながらも大統領の権限の発揮を可能にしそうだ。

  Having reached the rank of prime minister, and with the enthusiastic support of the masses, it seems he is able to wield presidential powers.