millionaire

noun

mil·​lion·​aire ˌmi(l)-yə-ˈner 

ˈmi(l)-yə-ˌner

: 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

The Pirates of the Caribbean actor will not be required to testify at an upcoming trial involving the $15 million California mansion that plunged his former fiancée Katy Perry into a headline-grabbing real estate war with 85-year-old Texas millionaire Carl Westcott. —Nancy Dillon, Rolling Stone, 1 Aug. 2025

With additional contributions from families and employers, and potentially decades of compounding investment growth, these accounts could have the potential to turn today's youngsters into retirement millionaires. —Aliss Higham, MSNBC Newsweek, 30 July 2025

The expanding ranks of millionaires come as the gulf between rich and poor widens. —Emma Burleigh, Fortune, 29 July 2025

India is expected to lose about 3,500 millionaires this year, the Henley Private Migration Report forecasted. —Amala Balakrishner, CNBC, 24 July 2025

Word History

Etymology

French millionnaire, from million, from Middle French milion

First Known Use

1786, in the meaning defined above

Phrases Containing millionaire

• multi-millionaire

Rhymes for millionaire

• aftercare
• anywhere
• billionaire
• chinaware
• debonair
• dinnerware
• disrepair
• doctrinaire
• earthenware
• everywhere
• frigidaire
• kitchenware

Kids Definition

millionaire

noun

mil·​lion·​aire ˌmil-yə-ˈna(ə)r 

-ˈne(ə)r,

ˈmil-yə-ˌna(ə)r,

-ˌne(ə)r

: one whose wealth is estimated at a million or more (as of dollars)