zillionaire Hear it!

zillionaire definition

zil·lion·aire (zil′yə ner′)

noun

Informal a person regarded as having virtually immeasurable wealth: a hyperbolic use

Etymology: zillion + (million)aire

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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