noun
millionaire
mihl-ee-uh-NEH-uh
noun
1
A person whose total wealth is worth at least a million units of currency.
"She became a millionaire before turning thirty."
"He made his fortune as a self-made millionaire in real estate."
How to Use Millionaire
Learner’s notesIn plain EnglishSomeone who has at least a million pounds, dollars, or other currency in total wealth.
Common pairings
self-made millionaire
become a millionaire
millionaire lifestyle
Word Forms
millionaires plural
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Etymology
From French millionnaire, formed from million plus the suffix "-aire" (as in "billionaire").