millionaire

noun

mil·​lion·​aire ˌmi(l)-yə-ˈner How to pronounce millionaire (audio)
ˈmi(l)-yə-ˌner
Synonyms of millionairenext
: a person whose wealth is estimated at a million or more (as of dollars or pounds)

Examples of millionaire in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Of course the high-rollers are thick on the ground and the billionaires look down on the millionaires. Condé Nast, Condé Nast Traveler, 2 June 2026 But to be a millionaire isn't any ambition of mine. Tracy Smith, CBS News, 31 May 2026 The joke used to be that the fastest way to become a millionaire was to become a billionaire and then buy a sports team. Cameron Ponsonby, New York Times, 29 May 2026 The Texas capital city’s millionaire population grew 90% from 2014 to 2024, one of the sharper wealth increases among major US markets. Spencer Elliott, Forbes.com, 28 May 2026 See All Example Sentences for millionaire

Word History

Etymology

French millionnaire, from million, from Middle French milion

First Known Use

1786, in the meaning defined above

Time Traveler
The first known use of millionaire was in 1786

Browse Nearby Words

Cite this Entry

“Millionaire.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/millionaire. Accessed 5 Jun. 2026.

Kids Definition

millionaire

noun
mil·​lion·​aire ˌmil-yə-ˈna(ə)r How to pronounce millionaire (audio)
-ˈne(ə)r
ˈmil-yə-ˌna(ə)r
-ˌne(ə)r
: one whose wealth is estimated at a million or more (as of dollars)

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