/ naɪt; NAmE / noun [ U , C ]
1.
the time between one day and the next when it is dark, when people usually 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
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 .
—see also goodnight
3.
an evening when a special event happens :
the first / opening night (= of a play, film / movie, etc.)
a karaoke night
an Irish / Scottish, etc. night (= with Irish / Scottish music, entertainment, etc.)
—see also stag night
► nights adverb ( especially NAmE ):
He can't get used to working nights (= at night) .
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IDIOMS
- have an early / a late night
- have a good / bad night
- have a night on the tiles
- night and day | day and night
- night night
- a night out
—more at all right adjective , dance verb , dead noun , morning , spend verb , still noun , thing
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WORD ORIGIN
Old English neaht , niht , of Germanic origin; related to Dutch nacht and German Nacht , from an Indo-European root shared by Latin nox and Greek nux .