mil·​lion·​aire | \ ˌmi(l)-yə-ˈner How to pronounce millionaire (audio) , ˈmi(l)-yə-ˌner \

Definition of millionaire

: 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 positive tests have rankled citizens, some of whom complained that Tennis Australia was putting residents at risk to placate millionaire tennis players. New York Times, "Rash of Coronavirus Cases Poses Early Challenge for the Australian Open," 18 Jan. 2021 Zuckerberg was 23, and his company was valued at $15 billion; Sandberg was a 38-year-old millionaire. Melissa Gira Grant, The New Republic, "Sheryl Sandberg, Resign," 12 Jan. 2021 Airs: Saturday, January 23 at 9 p.m. ET Plotline: An average guy (played by Brooks) wins a luxury trip and, while on it, is mistaken for a millionaire. Rebecca Norris, Country Living, "Everything We Know About Hallmark's 2021 'New Year, New Movies' Lineup," 23 Dec. 2020 The series follows an eclectic group of friends who create a horror-for-hire business, helping stage a fake exorcism to boost a priest’s profile and creating a haunted mansion for an eccentric millionaire. Kelly Lawler, USA TODAY, "The 10 TV shows you should binge-watch to celebrate Halloween 2020," 21 Oct. 2020 Assembly Speaker Craig Coughlin proposed offering couples with children who meet income requirements up to $500 in a tax rebate as part of a compromise to keep the millionaire’s tax in the budget. Kim Jarrett, Washington Examiner, "Governor praises New Jersey budget plan with $4.5B in borrowing despite report that state's debt burden is worst in nation," 24 Sep. 2020 To that end, the budget also included a millionaire’s tax. Alex Pareene, The New Republic, "The Return of Corporate Tax Incentives Is a Bad Omen for Blue States," 22 Dec. 2020 If teams acquiesce to every trade request by every pouting multi-millionaire, where does the power end?, "ASK IRA: Would waiting game be dangerous for Heat?," 13 Dec. 2020 Despite opposite views from some liberal Democrats, Lamont, a Greenwich millionaire, has repeatedly rejected the idea of increasing income taxes on millionaires and billionaires who largely live in lower Fairfield County. Christopher Keating,, "Gov. Ned Lamont seen as sending message of fiscal conservatism by tapping Republican Mark Boughton as tax commissioner," 11 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'millionaire.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of millionaire

1786, in the meaning defined above

History and Etymology for millionaire

French millionnaire, from million, from Middle French milion

Keep scrolling for more

Learn More about millionaire

Time Traveler for millionaire

Time Traveler

The first known use of millionaire was in 1786

See more words from the same year

Statistics for millionaire

Last Updated

17 Feb 2021

Cite this Entry

“Millionaire.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More Definitions for millionaire



English Language Learners Definition of millionaire

: a rich person who has at least a million dollars, pounds, etc.


mil·​lion·​aire | \ ˌmil-yə-ˈner How to pronounce millionaire (audio) \

Kids Definition of millionaire

: a person having a million dollars or more

Keep scrolling for more

Comments on millionaire

What made you want to look up millionaire? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

February 2021 Words of the Day Quiz

  • squirrel in winter
  • Which is a synonym of perdure?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!