high holy day high holiday • high-horned · · · Info · Definitions · Characters · · high holy day · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) Jewish holy days observed with particular solemnity. Synonyms: High Holy Day, High Holiday. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F y latin small letter y U+0079