- fiat
- fi|at [ˈfi:æt, ˈfaıæt] n formal[Date: 1300-1400; : Latin; Origin: 'let it be done', from fieri 'to become, be done']an official order given by someone in a position of authority, without considering what other people wantby fiat▪ The matter was settled by presidential fiat.
Dictionary of contemporary English. 2013.