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

While millionaires like Mills are getting massive tax cuts, ordinary Americans are losing access to health care. —Jj Holmes, The Orlando Sentinel, 8 Feb. 2026

The Epstein investigation began in 2005, when the parents of a 14-year-old girl reported she had been molested at the millionaire’s home in Palm Beach, Florida. —Michael R. Sisak, Fortune, 8 Feb. 2026

Will a $2 Florida Lottery ticket make someone a millionaire? —Lianna Norman, Florida Times-Union, 8 Feb. 2026

Once the preserve of European aristocracy, the Romanée-Conti is now sought out by multi-millionaires at auction. —Pin Yen Tan 9 Min Ago, CNN Money, 6 Feb. 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)