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zillionaire

American  
[zil-yuh-nair] / ˌzɪl jəˈnɛər /

noun

Informal.
  1. a person of incalculably great wealth.


Etymology

Origin of zillionaire

First recorded in 1945–50; zillion + (million)aire

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Hardcore fans were blaming the zillionaire Loro Piana-wearers for bringing wine bar energy.

From The Wall Street Journal Jun. 11, 2026

Meanwhile, on HBO, Gad plays “visionary” zillionaire Herman Judd on “Avenue 5,” the tourists-stranded-in-space comedy from “Veep” auteur Armando Iannucci.

From Los Angeles Times Jul. 2, 2020

"Yesterday David Koch of the zillionaire Koch brothers died .. of prostate cancer," Maher said during his opening monologue Friday.

From Fox News Aug. 26, 2019

“Yesterday, David Koch, of the zillionaire Koch brothers, died of prostate cancer. I guess I’m going to have to reevaluate my low opinion of prostate cancer,” Maher said.

From Slate Aug. 24, 2019

While many had predicted that the 82-year-old Ms. Rivera would get a valedictory salute for her riveting turn as a vengeful zillionaire in “The Visit,” it doesn’t look likely.

From New York Times Jun. 4, 2015

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