Big-kahuna meaning

kə-ho͝onə
The most important or powerful person in an enterprise or field.
noun
3
1
(idiomatic) A boss, leader, chieftain, or top-ranking person in an organization.

You'll have to talk with the big kahuna to get a decision on that.

noun
3
1
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Origin of big-kahuna

  • From Big Kahuna nickname of the leader of a gang of surfers in the film Gidget (1959) from Hawaiian kahuna priest, expert from Proto-Polynesian tufunga

    From American Heritage Dictionary of the English Language, 5th Edition

  • Borrowed from Hawaiian word kahuna (“a shaman or wizard").

    From Wiktionary