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

Japan, for instance, lost 33,000 millionaires with its shrinking population. —Hayley Cuccinello, CNBC, 19 June 2025

While at a wedding, Harry (Pascal), a handsome millionaire, starts flirting with her. —Rebecca Aizin, People.com, 13 June 2025

After the recent imposition of a 7% capital gains tax in Washington and a new 9% income tax rate for upper-income households in Massachusetts, the number of millionaire filers in both states has thus far not declined. —Patrick Gleason, Forbes.com, 11 June 2025

Berg herself was a millionaire, with a home on Park Avenue and an estate in Bedford Hills. —Emily Nussbaum, New Yorker, 9 June 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)