noun [U,C]
1 the time of darkness between one day and the next, usually when people sleep:
These animals only come out at night. * They sleep by day and hunt by night. * The accident happened on Friday night. * on the night of 10 January / January 10 * Did you hear the storm last night? * I lay awake all night. * Where did you spend the night? * You're welcome to stay the night here. * What is he doing calling at this time of night? * You'll feel better after you've had a good night's sleep. * The trip was for ten nights. * The hotel costs ｣65 per person per night. * the night train / boat / flight * (written) Night fell (= it became dark).
2 the evening until you go to bed:
Let's go out on Saturday night. * Bill's parents came for dinner last night. * She doesn't like to walk home late at night. * I saw her in town the other night (= a few nights ago). * I'm working late tomorrow night.
3 an evening when a special event happens:
the first / opening night (= of a play, film / movie, etc.) * a karaoke night * an Irish / Scottish night (= with Irish / Scottish music, entertainment, etc.)
seealsoSTAGNIGHT
nights adverb (especially AmE):
He can't get used to working nights (= at night).
IDIOMS
Good night (also Goodnight) used when you are saying goodbye to sb late in the evening, or when they or you are going to bed; in informal use people often just say Night:
Good night. See you in the morning. * Night! Sleep well.
have an early / a late night to go to bed earlier or later than usual:
I've had a lot of late nights recently.
have a good / bad night to sleep well/badly during the night
have a night on the tiles (BrE, informal) to stay out late enjoying yourself
night and day
