cool jazz cool it • coolly · · · Info · Definitions · Characters · · cool jazz · · Text Common · · Latin · · Scripts 9 · · Length 2 · · Syllables Definitions · · · (noun) jazz that is restrained and fluid and marked by intricate harmonic structures often lagging slightly behind the beat. Synonyms: cool jazz. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 j latin small letter j U+006A l latin small letter l U+006C o latin small letter o U+006F z latin small letter z U+007A