Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A person whose wealth amounts to at least a billion dollars, pounds, or the equivalent in other currency.

from The Century Dictionary.

  • noun One who possesses property worth a billion reckoned in standard coin of the country.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Somebody whose wealth is greater than one billion (109) dollars, or other currency.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a very rich person whose material wealth is valued at more than a billion dollars

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[billion + (million)aire.]

Examples

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