Language: Old English
Origin: niht


night S1 W1 [uncountable and countable]

when it is dark

TMC the dark part of each 24-hour period when the sun cannot be seen and when most people sleep [≠ day]COLLOCATIONS COLLOCATIONS
last night at night (=when it is night) in/during the night (=at a particular point in the night) in the middle of the night all night (long) by night (=at night, rather than in the day) at this time of night (=used when you are surprised) in/at the dead of night literary (=in the middle of the night when it is quiet) spend/stay a night somewhere stay the night (=sleep at the house of someone you are visiting) night train/bus/flight night falls written (=it starts to become dark) the night air the night sky
It was a cold moonlit night.
I didn't sleep too well last night.
At night the temperature drops below zero.
He woke up twice during the night.
The party went on all night.
Many animals hunt by night.
Who could be calling at this time of night?
We spent the first two nights of our vacation in a cheap motel.
If you miss the last bus home, you can always stay the night.
We took the night train to Glasgow.
Night was beginning to fall.
the cold night air


TMC the time during the evening until you go to bed:
We had a really good meal last night.
They stay in and watch television every night.
She recognised him from the night before (=the previous evening).
My parents are coming for dinner tomorrow night.
Friday/Saturday etc night
There's a party at Ben's place on Saturday night.
We were on our way back from a night out (=an evening when you go to a party, restaurant, theatre etc) at the theatre.
Anna doesn't like him walking home late at night.
quiz night/student night etc (=an evening when a particular event happens, especially at a bar, club etc)


if you do something nights, you do it regularly or often at night:
I work nights, so I'm usually asleep during the day.


spoken used to say goodbye to someone when it is late in the evening or when they are going to bed [= good night]:
Night! See you tomorrow!

night night!

spoken used to say goodbye to someone, especially a child, when they are going to bed

night and day/day and night

all the time:
The store is guarded day and night.
We had to work night and day to get it finished.

night or day/day or night

at any time:
You can call me any time, night or day.

night after night

every night for a long period:
He's out drinking night after night.

first night/opening night

APTAMF the first performance of a play or show [↪ premiere]:
We saw 'Riverdance' on its opening night.

spend the night with somebody/spend the night together

to sleep with someone and have sex with them:
And you thought we spent the night together?

a good night's sleep

a night when you sleep well:
You'll feel better after a good night's sleep.

(have a) late/early night

to go to bed later or earlier than usual:
I think I'll have an early night.

last thing at night

at the end of the day, just before you go to bed:
You should water plants either first thing in the morning or last thing at night.

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