night owl night-overtaken • night palsy · · · Info · Definitions · Synonyms · Antonyms · Characters · · night owl · · Text Common · · Latin · · Scripts 9 · · Length Definitions · · · (noun) a person who likes to be active late at night. Synonyms: nighthawk, nightbird. · · Noun Definition 1 Synonyms · · · night · · Synonym 1 nighttime · · Synonym 2 dark · · Synonym 3 Antonyms · · · day · · Antonym 0 daytime · · Antonym 1 daylight · · Antonym 2 Characters · · space U+0020 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 n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 w latin small letter w U+0077