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fiat

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

Simple Definition of fiat

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

Source: Merriam-Webster's Learner's Dictionary

Full Definition of fiat

  1. 1 :  a command or act of will that creates something without or as if without further effort

  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


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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