big cheese

idiomatic

(idiomatic) A very important figure, especially a high-ranking person in an organization.

Japanese Meaning

（慣用句）組織内で非常に重要な役割を担う人物、要人。 / （俗語）大物、重鎮

Everyone stopped talking when the big cheese walked into the conference room.

重役が会議室に入ってくると、皆が話をやめた。

Sense（1）

(idiomatic) A very important figure, especially a high-ranking person in an organization.

He’ll be meeting with the big cheese first thing tomorrow, to present his proposal.

big cheeses

（ plural ）