ky kw-hr • kyack · · · Info · Definitions · Characters · · ky · · Text Latin · · Script 2 · · Length 1 · · Syllables Definitions · · · (noun) a state in east central United States; a border state during the American Civil War; famous for breeding race horses. Synonyms: Kentucky, Bluegrass State, KY. · · Noun Definition 1 Characters · · k latin small letter k U+006B y latin small letter y U+0079