sleep - definition and synonyms


Your browser doesn’t support HTML5 audio

  1. 1
    [uncountable] a natural state in which you are unconscious for a time and your body rests, especially for several hours at night

    Babies need a lot of sleep.

    get to sleep:

    I can’t get to sleep if there’s any noise.

    I woke up during the storm and couldn’t get back to sleep.

    get some/much/any sleep:

    You need to go home and get some sleep.

    without sleep:

    A night without sleep left him red-eyed and haggard.

     Synonyms and related words
    1. a.
      [only before noun] relating to sleep
       Synonyms and related words
  2. 2
    [singular] a period of time when you are sleeping

    Karen woke up from a long sleep and rubbed her eyes.

    have a sleep:

    I think I’ll have a sleep this afternoon.

    a good night’s sleep:

    I haven’t had a good night’s sleep for over a week.

    a deep/light sleep (=one that is difficult/easy to wake up from):

    She lay down and soon fell into a deep sleep.

     Synonyms and related words
  3. 3
    [uncountable] a substance that forms in the corner of your eyes when you are sleeping
     Synonyms and related words
  4.   From our crowdsourced Open Dictionary
    go back to sleep to sleep again after waking up

    It's okay, go back to sleep.

    Submitted by Caleb Judy from United States on 29/10/2015
  5.   From our crowdsourced Open Dictionary
    only 2 (3, 4, etc) sleeps until ... often humorous a childish way of saying how long it is until something exciting happens

    Only 2 more sleeps till my birthday!

    Submitted from United Kingdom on 30/07/2014
See also