fiat money fiat • fiatconfirmatio · · · Info · Definitions · Characters · · fiat money · · Text Common · · Latin · · Scripts 10 · · Length 5 · · Syllables Definitions · · · (noun) money that the government declares to be legal tender although it cannot be converted into standard specie. Synonyms: fiat money. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079