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

After producing two jackpot winners and dozens of new millionaires, Powerball is back with a fresh prize. —Fernando Cervantes Jr, USA Today, 3 May 2026

Taxes on millionaires are perhaps blunt instruments to even out our collective responsibility to maintain government and educational functions, but other options to achieve this goal don’t seem to get voters’ approval. —Chicago Tribune, 30 Apr. 2026

And unlike recent years, neither the Miami Heat nor the Florida Panthers are in the playoffs during Grand Prix weekend, so that allows the Grand Prix, which has always been a cross-cultural event among its millionaire guests, to have an even bigger stage. —Chris Perkins, Sun Sentinel, 30 Apr. 2026

Two German millionaires stepped in to back the latest attempt to save Timmy, however. —K. R. Callaway, Scientific American, 30 Apr. 2026

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)