su·​per·​bil·​lion·​aire ˌsü-pər-ˌbi(l)-yə-ˈner How to pronounce superbillionaire (audio)
plural superbillionaires
: a person whose wealth amounts to many billions (as of dollars or pounds)
… established the archetype of the shady superbillionaire who buys a soccer team to use as his personal plaything.Brian Phillips

Word History

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of superbillionaire was in 1924

Dictionary Entries Near superbillionaire

Cite this Entry

“Superbillionaire.” Dictionary, Merriam-Webster, Accessed 23 Jun. 2024.

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