Meanings
Borrowed from Hawaiian word kahuna (“a shaman or wizard”).
How to pronounce "big kahuna":
AU
A boss, leader, chieftain, or top-ranking person in an organization.
Example Sentences
1
He's the big kahuna around here, so you better listen to what he says.
2
The CEO is the big kahuna of this company.
3
They invited all the big kahunas in the industry to the conference.
4
She's aiming to become the big kahuna of the fashion world.
5
In this game, you have to defeat the big kahuna to win.