multimillionaire

noun

mul·​ti·​mil·​lion·​aire ˌməl-tē-ˌmi(l)-yə-ˈner 

-ˌtī-,

-ˈmi(l)-yə-ˌner

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

Examples of multimillionaire in a Sentence

Recent Examples on the Web

Yacht owned by biotech millionaire The 2017 Hanse Fjord yacht that Hartley captained is owned by Jonathan Rothberg, a biotech multimillionaire who bought a $23.5-million home on the Venetian Causeway in 2021. —David Goodhue, Miami Herald, 3 June 2025

Trump’s initial comment came during a Cabinet meeting last week, surrounded by a number of multimillionaires and one of the richest individuals in the world. —Al Weaver, The Hill, 7 May 2025

Why do celebrities buy the Mercedes-Benz G-Wagon? Brunson is far from the only multimillionaire or celebrity who owns a G-Wagon. —Charles Singh, USA Today, 9 May 2025

Some multimillionaires are feeling skittish with all this uncertainty, sure, but others aren’t. —Matthew Sedacca, Curbed, 7 May 2025

Word History

First Known Use

1858, in the meaning defined above

Rhymes for multimillionaire

• extraordinaire
• abwehr
• affair
• affaire
• airfare
• altair
• armchair
• aware
• beware
• bugbear
• carfare
• childcare

Kids Definition

multimillionaire

noun

mul·​ti·​mil·​lion·​aire

ˌməl-ti-ˌmil-yə-ˈna(ə)r,

-ˌtī-,

-ˈne(ə)r,

-ˈmil-yə-ˌna(ə)r,

-ˌne(ə)r

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