A person whose wealth comes to at least a million dollars, pounds, francs, euros, etc.
Webster's New World
- money baron
- big-money man
- man of millions
- man of substance
- moneyed man
Other Word Forms of Millionaire
Origin of Millionaire
French millionnaire from million million from Old French milion million
From American Heritage Dictionary of the English Language, 5th Edition
From French millionnaire.
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