Definition of fiat in English:


Pronunciation /ˈfiːat//ˈfʌɪat/


  • 1A formal authorization or proposition; a decree.

    ‘the reforms left most prices fixed by government fiat’
    • ‘As the Law Reform Commission report records, there was some research into the number of fiats granted and there are a regular number of fiats.’
    • ‘Then, the court heard that lawyer Alberton Richelieu had applied for a fiat to prosecute the matter.’
    • ‘That drive was undone by the ballot box, but it is unfortunately the case that bureaucratic ordinances are usually more permanent than ministerial fiats.’
    • ‘Advani's appointment as negotiator with the APHC, a source present at the meeting said, was presented as a fiat, and was not the outcome of discussion.’
    • ‘He is more than merely comfortable with liberalism's preference for achieving its aims through judicial fiats rather than political persuasion - by litigation rather than legislation.’
    • ‘It won't follow a list of fiats from government or a proclamation from computer modelers.’
    • ‘The Attorney-General has granted a fiat in order for them to have standing.’
    • ‘We have just gone along with assumptions that the English law on fiats is picked up by our Constitution, but ours is a very special and different Constitution with a Chapter III that the English never had to deal with.’
    • ‘For the Democrats, the only ‘democratic’ measures are judicial fiats and filibusters.’
    • ‘A shadow government has emerged, which issues executive fiats undermining constitutional guarantees of privacy, due process and free speech.’
    • ‘In McBain the history of the grant of fiats by the federal Attorney-General was referred to.’
    • ‘It has not challenged, for example, the Administration's cutbacks in protections for the environment and for worker safety, even though those executive fiats skirt established laws.’
    • ‘Executive fiats and judicial indifference are the hallmarks of a decaying democracy.’
    • ‘There is omnipresent resentment at their presence in the classroom, mess halls, in the evaluation process, assignment of research topics, and not least, administrative fiats.’
    • ‘Renewal must come to the culture through the heart, not through random fiats and the grandstanding of pols.’
    • ‘Seeking judicial fiats for same-sex unions short-circuits the debate that is the responsibility of legislative bodies.’
    decree, edict, order, command, commandment, injunction, proclamation, mandate, dictum, diktat, promulgation, precept
    View synonyms
    1. 1.1 An arbitrary order.
      • ‘In the United States, emergency room service works by queuing, the allocation of scarce vaccine is by bureaucratic fiat.’
      • ‘It was created virtually by dictatorial fiat and remains in existence by virtual dictatorial fiat.’


Late Middle English: from Latin, ‘let it be done’, from fieri ‘be done or made’.