n.
1.the time after sunset and before sunrise while it is dark outside
2.the time between sunset and midnight
3.the period spent sleeping
4.the dark part of the diurnal cycle considered a time unit
5.darkness
6.a shortening of nightfall
7.a period of ignorance or backwardness or gloom
8.Roman goddess of night
Idiom of the Day
get the upper hand (on someone)
to get into a position superior to someone
I got the upper hand during my dispute with the apartment manager.