He runs the company by fiat.
the school principal issued a fiat that caps were not to be worn inside the school, and that was that
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Bitcoin is by far the largest crypto token by market capitalization, and its proponents frequently tout it as a form of digital gold that can serve as a hedge against inflation-prone fiat currencies.—Jack Kubinec, Fortune, 26 May 2026 Converting crypto into usable fiat (money and currencies issued by governments) had been marketed as instant and borderless.—Amy Guttman, Forbes.com, 20 May 2026 Anthropic is suing the Defense Department and the relevant federal agencies to undo the fiats.—Jared Perlo, NBC news, 29 Apr. 2026 Plus, this digital fiat currency has the price certainty of a traditional bank account.—Malana Vantyler, Miami Herald, 29 Apr. 2026 See All Example Sentences for fiat
Word History
Etymology
Latin, let it be done, 3rd singular present subjunctive of fieri to become, be done — more at be