mul·​ti·​mil·​lion·​aire ˌməl-tē-ˌmi(l)-yə-ˈner How to pronounce multimillionaire (audio)
variants or less commonly multi-millionaire
plural multimillionaires also multi-millionaires
: a person whose wealth amounts to many millions (as of dollars or pounds)
… she has exhibited a sharp business brain, and is now a multimillionaire.Jessamy Calkin
the company's multimillionaire owner/founder
a multimillionaire sports/rock/movie star

Example Sentences

Recent Examples on the Web Freer was the first Gilded Age multimillionaire to donate his private collection and an endowment to the nation, launching Washington’s vast holdings of priceless art. Roxanne Roberts, Washington Post, 12 May 2023 Vivek Ramaswamy is a 37-year-old multimillionaire who graduated from Harvard College and Yale Law School. Nbc Universal, NBC News, 30 Apr. 2023 At 47, Polis has been a multimillionaire for more than two decades. Mark Z. Barabak, Los Angeles Times, 21 Mar. 2023 Days later multimillionaire entrepreneur, author and conservative commentator Vivek Ramaswamy launched a presidential campaign. Paul Steinhauser, Fox News, 5 Mar. 2023 Trending News These 8 colleges produce the greatest number of multimillionaires Mormon church fined by SEC for allegedly hiding $32 billion Who qualifies for the home office deduction on their taxes? Khristopher J. Brooks, CBS News, 21 Feb. 2023 King, the multimillionaire horror writer extraordinaire, told Musk to get real. Scott Nover, Quartz, 1 Nov. 2022 The family who spent their child tax credit on food or the multimillionaire who wanted a bigger mansion? The Salt Lake Tribune, 25 Oct. 2022 Renowned athletes and city VIPs gathered for a ceremony with a statue unveiling of Vivian Smith, the wife of Bob Smith, the multimillionaire who donated his land and money to building the Astrodome. Brianna Griff, Chron, 5 Oct. 2022 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'multimillionaire.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1858, in the meaning defined above

Time Traveler
The first known use of multimillionaire was in 1858

Dictionary Entries Near multimillionaire

Cite this Entry

“Multimillionaire.” Dictionary, Merriam-Webster, Accessed 30 May. 2023.

Kids Definition


: a person whose wealth is estimated at several millions (as of dollars)

More from Merriam-Webster on multimillionaire

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