夜大 Traditional form: 夜大 Pinyin (reading): yèdà Definitions: evening college (abbr. for 夜大學/夜大学 (yèdàxué)) Characters: 夜 - night, dark; under cover of night 大 - big, great, vast, high, deep Traditional characters: 夜 - night, dark; under cover of night 大 - big, great, vast, high, deep