sleep - definition and synonyms

 
 
 
noun 

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/sliːp/
  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
    4
    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
    5
    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