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
spout off about (someone or something)
to talk too much about someone or something
The woman is always spouting off about her problems.