jay cooke jay blue • Jayesh · · · Info · Definitions · Characters · · jay cooke · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) United States financier who marketed Union bonds to finance the American Civil War; the failure of his bank resulted in a financial panic in 1873 (1821-1905). Synonyms: Cooke, Jay Cooke. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 j latin small letter j U+006A k latin small letter k U+006B o latin small letter o U+006F y latin small letter y U+0079