(n) :
the time of the day between dusk and night, when it gets dark; the time of the day between the approximate time of midwinter dusk and midnight (compare afternoon); the period after the end of regular office working hours
(n) :
the time of the day between dusk and night, when it gets dark; the time of the day between the approximate time of midwinter dusk and midnight (compare afternoon); the period after the end of regular office working hours