|  sleep 
  
 
 
 1 falling asleep and not falling asleep
 2 being asleep
 3 waking up and not waking up
 see also BED, TIRED
 
 1  falling asleep and not falling asleep
 - if you are very tired and ready to go to sleep, you are sleepy, dozy, drowsy
 The wine and the heat made her feel very drowsy.
 - to get into a lying position: lie* down
 - to begin to sleep: go* to sleep, fall* asleep
 - to succeed in going to sleep after trying very hard: get* to sleep
 I couldn't get to sleep for hours.
 - to fall asleep without meaning to: doze off, drop off, (informal) nod off
 I'm sorry, I must have dozed off.
 - to cry until you fall asleep: cry* yourself to sleep
 She threw herself on the bed and cried herself to sleep.
 - a night during which you cannot sleep: a sleepless night
 I had a sleepless night thinking about the accident.
 - if you cannot relax or lie still to sleep, you are restless; noun (U): restlessness
 - if you often find it difficult to sleep, you suffer from insomnia (noun U), you are an insomniac
 - a pill that helps you to sleep: sleeping pill
 to take a sleeping pill
 
 2  being asleep
 - the condition of rest when your eyes are closed and your mind is not conscious: sleep (noun U)
 You need to get some sleep. ◎ He was talking in his sleep.
 - to be in this state for a period of time: sleep*, be asleep, have a sleep
 to sleep well/badly ◎ She's upstairs having a sleep.
 - if you are sleeping so well that it is difficult to wake you, you are sleeping deeply, soundly, you are fast asleep, sound asleep
 - to sleep very deeply: sleep* like a log
 I was sleeping like a log and didn't hear the crash.
 - a short sleep that you have during the day: nap, (informal) snooze, (informal) kip; to have a short sleep: (informal) snooze
 to have/take a nap
 - to sleep lightly and/or for a short time: doze; a light, short sleep: doze
 He dozed for a while in front of the fire.
 - a short sleep or rest that people take after lunch, especially in hot countries: siesta
 to have/take a siesta
 - to breathe noisily through your nose and mouth while you sleep: snore
 - to see or experience pictures and events in your mind while you sleep: dream
 to dream about someone ◎ I dreamed that I was flying. ◎ Did it really happen, or did I dream it?
 - a series of these pictures or events: dream
 It was only a dream.
 - if you always sleep deeply, you are a heavy sleeper
 - if you are easily woken from your sleep, you sleep lightly, you are a light sleeper
 
 3  waking up and not waking up
 - to stop being asleep: wake* (up), (formal) awake* (usually in the past tense); when you have woken up, you are awake
 I woke up early this morning. ◎ to stay awake
 - completely awake: wide awake
 - to make sb wake up: wake* sb (up)
 Please wake me up at 6.30.
 - if you are awake and able to see, hear, and feel things, you are conscious; opposite: unconscious
 ※ more on being conscious or unconscious CONSCIOUS
 - to sleep longer than you intended to: oversleep*
 I'm sorry I'm late. I overslept.
 - to sleep later than usual because you do not need to get up: sleep* in, (informal) have a lie-in
 I'm looking forward to sleeping in on Saturday.
 - to continue to sleep: sleep* on
 Let her sleep on - she was so tired yesterday.
 - if you are not woken up by a noise, you sleep* through it
 We all slept through the alarm.
 ※ MORE ...
 - a gentle song which you sing to help a child to go to sleep: lullaby
 to sing a lullaby
 - when animals spend the winter in a state like deep sleep, they hibernate; noun (U): hibernation
 to go into/come out of hibernation
 
 
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