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day

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noun American English pronunciation: day /deɪ/ 
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singularday
pluraldays
Other entries for this word
  1. 1
    [countable] one of the periods of time that a week is divided into, equal to 24 hours

    We're going away for five days.

    The animals are kept inside for 14 hours a day.

    24 hours a day (=during the whole of the day and night):

    The store is open 24 hours a day.

    Thesaurus entry for this meaning of day
    1. a.
      [countable] [usually singular] the period of time when you are awake and doing things
      every day:

      You should try to go for a walk every day.

      all day (long):

      What do you do at home all day?

      a bad/hard/long day (=a difficult or unpleasant day):

      She came home exhausted after a hard day at the office.

      a day off (=a day when you do not work):

      I have a day off next week.

      a day out (=a day when you go out somewhere for fun or enjoyment):

      All children enjoy a day out at the fair.

      Thesaurus entry for this meaning of day
  2. 2
    [countable/uncountable] the period of time when it is light outside

    There was not enough of the day left to finish the game.

    during the day:

    The restaurant is only open during the day.

    by day (=during the day):

    By day he is a banker, but by night he sings in a club.

    Thesaurus entry for this meaning of day
  3. 3
    [singular] a period of time in the past or future

    We look forward to the day when nuclear weapons will no longer exist.

    the day will/may/might come (when):

    The day may come when our air becomes too polluted to breathe.

    Thesaurus entry for this meaning of day
  4. 4

    days

     [plural] a period of time when you are doing a particular thing, or when something is happening or is successful

    I think my days as a basketball player are coming to an end.

    That was back in the days of the horse and buggy.

    the early days of something:

    She became famous in the early days of television.

    Thesaurus entry for this meaning of day

phrases

See also

This is the American English definition of day. View British English definition of day.

Change your default dictionary and thesaurus to British English.

View the pronunciation for day.

 

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