fiat

play
noun fi·at \ˈfē-ət, -ˌat, -ˌät; ˈfī-ət, -ˌat\

Definition of fiat

  1. 1 :  a command or act of will that creates something without or as if without further effort According to the Bible, the world was created by fiat.

  2. 2 :  an authoritative determination :  dictate a fiat of conscience

  3. 3 :  an authoritative or arbitrary order :  decree government by fiat

Examples of fiat in a sentence

  1. He runs the company by fiat.

  2. the school principal issued a fiat that caps were not to be worn inside the school, and that was that

Origin and Etymology of fiat

Latin, let it be done, 3d singular present subjunctive of fieri to become, be done — more at be


First Known Use: circa 1631


FIAT Defined for English Language Learners

fiat

play
noun fi·at \ˈfē-ət, -ˌat, -ˌät; ˈfī-ət, -ˌat\

Definition of fiat for English Language Learners

  • : an official order given by someone who has power : an order that must be followed


Law Dictionary

fiat

play
noun fi·at \ˈfē-ˌät, -ˌat, -ət; ˈfī-ˌat\

Legal Definition of fiat

  1. 1 :  decree

  2. 2 :  an authoritative but arbitrary order a brazen act of judicial fiat — L. H. Tribe



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