day S1 W1
a period of 24 hours:
We spent three days in Paris.
'What day is it today?' 'Friday.'
He left two days ago.
I'll call you in a couple of days.
The following day, a letter arrived.
on a/the following/that etc day (=during a particular day)
Over 10,000 soldiers died on that one day in January.
What really happened on that day so long ago?
I saw Jane the day before yesterday.
We're leaving for New York the day after tomorrow.
Women generally use up about 2000 calories a day (=each day).
I got an email from Sue the other day (=a few days ago).
the period of time between when it gets light in the morning and when it gets dark [≠ night]:
not night[uncountable and countable]TMC
She only leaves her house during the day.
It was a cold blustery day.
Kept in that dark cell, I could no longer tell whether it was day or night.
on a/that/the following etc day
She first met Steve on a cold but sunny day in March.
by day (=during the day)
Owls usually sleep by day and hunt by night.
The day dawned (=started) bright and clear.
the time during the day when you are awake and active:
when you are awake[countable usually singular]
His day begins at six.
Jackie starts the day with a few gentle exercises.
Sometimes I feel I just can't face another day.
'See you later,' said the girl, 'Have a nice day.' (=used in a friendly way when you say goodbye to someone)
It's been a long day (=used when you have been awake and busy for a long time).
all day (long) (=during the whole time you are awake)! Do not say all the day. Say all day.
I've been studying all day. I'm beat!
the time you spend doing your job during a 24-hour period:
time at work[countable]
I work a ten-hour day.
Rail workers are campaigning for a shorter working day.
I've got a day off (=a day when I do not have to go to work) tomorrow.
used to talk about a time in the past:
I knew him pretty well from his days as a DJ in the Bounty Club (=from when he was a DJ).
I always used to do the cooking in the early days of our marriage.
Not much was known about the dangers of smoking in those days (=then).
They were very much opposed to the government of the day (=that existed then).
One day (=on a day in the past), a mysterious stranger called at the house.
From day one (=from the beginning), I knew I wouldn't get on with him.
In my day (=in the past, when I was young), kids used to have some respect for their elders.
in somebody's student/army/childhood etc days (=in the past when someone was a student etc)
I used to run six miles a day in my army days.
those were the days spoken (=used to talk about a time in the past you think was better than now)
We used to stay in bed all morning and party all night. Those were the days!
used to talk about the situation that exists now:
I don't do much exercise these days (=now).
It's incredible that such attitudes still exist in this day and age (=used to express disapproval that something still exists now).
To this day (=until and including now), he denies any involvement in the crime.
up to/until/to the present day (=until and including now)
This tradition has continued right up until the present day.
used to talk about a time in the future
one day/some day (=some time in the future)
I'd like to go and visit the States one day.
Some day we might get him to see sense.
One of these days (=some time soon) I'm going to walk right out of here and never come back.
Kelly's expecting the baby any day now (=very soon).
The day will come (=the time will come) when he won't be able to care for himself any more.
a successful period of time in someone's life or in something's existence:
My uncle was a famous radio personality in his day (=at the time he was most successful).
Don't be too disappointed you didn't win - your day will come (=you will be successful in the future).
Game shows like that have had their day (=were successful in the past, but are not any more).
a day on which a particular event or celebration takes place:
Rioting broke out just three days before polling day.
exactly five years etc:
It's two years to the day since he died.
She ended her days in poverty.
used to say that someone or something will not exist for much longer:
It seems that the hospital's days are numbered.
13 also day in day out
continuously for a long time in a way that is annoying or boring:
I couldn't stand sitting at a desk day after day.
14 also from one day to the next
if a situation changes from day to day or from one day to the next, it changes often: ➔ day-to-day
I never know from day to day what I'm going to be doing.
His moods swung wildly from one day to the next.
; ➔ live from day to dayat live1 (5)
slowly and gradually:
Her health was improving day by day.
16 also day and night
all the time [= continuously]:
Being together night and day can put a great pressure on any relationship.
17 especially British EnglishDL
a trip you make for pleasure on a particular day:
A visit to the caves makes a fascinating and exciting day out for all the family.
to be less successful or happy than usual, for no particular reason:
Even the greatest athletes have their off days.
to make someone very happy:
Hearing her voice on the phone really made my day.
a soup, meal etc that a restaurant serves on a particular day in addition to the meals they always offer
if something difficult, unpleasant, or unusual is all in a day's work for someone, it is a normal part of their job
22 also take it one day at a time
to deal with something as it happens and not worry about the future:
Since I had the accident, I've learned to take each day as it comes.
a time when you have to deal with the bad results of something you did in the past
used to say that everything seems to be going wrong
used when several unpleasant things have happened to someone in one day:
It wasn't Chris's day - he overslept and then his car broke down.
26 spoken British English
to spend all day doing something for pleasure:
If the weather's nice, we'll make a day of it and take a picnic.
used to say that you think something is very unlikely to happen:
'Bill says he's going to start going to the gym.' 'That'll be the day!'
used to say that you want someone to do something faster because you do not have enough time to wait for them to finish:
Hurry up! I haven't got all day!
used to say that something does not happen often and is therefore very special:
Let's go out and celebrate. After all, it's not every day you get a new job.
several years ago; used especially by young people to refer to a time when they were yuounger
back in the day
to work during the day at a job you sometimes have to do at night:
I'm on days this week.
used to emphasize that someone is at least as old as you are saying:
She's ninety if she's a day.