Language: Old English
Origin: slæp


2 noun
Related topics: Human
sleep2 S2 W3

being asleep

[uncountable]HBH the natural state of resting your mind and body, usually at night [↪ beauty sleep]:
I didn't get much sleep last night.
Sometimes Mike has a hard time getting to sleep (=succeeding in starting to sleep).
I couldn't get back to sleep (=sleep again after waking up) after he'd rung.
drift/nod/go off to sleep (=start sleeping)
I'm sorry, I must have dropped off to sleep for a moment.
in your sleep (=while he is sleeping)
Ed often talks in his sleep.
She died in her sleep later that night.
Her eyes were red through lack of sleep.
a few/a couple of/eight etc hours' sleep
She managed on a few hours' sleep a night.

period of sleeping

[singular] a period when you are sleeping
a light/deep sleep
She was woken from a deep sleep by a ring at the door.
You just need a good night's sleep (=a night when you sleep well).
have a sleep British English
Why don't you go and have a sleep?

go to sleep

a) to start sleeping:
I went to sleep at 9 o'clock and woke up at 6.
It's nothing, go back to sleep (=sleep again after waking up).
b) informal if a part of your body goes to sleep, you cannot feel it for a short time because it has not been getting enough blood

lose sleep over something

spoken to worry about something:
It's a practice game - I wouldn't lose any sleep over it.

put somebody/something to sleep

a) MH to give drugs to a sick animal so that it dies without too much pain - used to avoid saying the word 'kill'
b) informal to make someone unconscious before a medical operation by giving them drugs

somebody can do something in their sleep

informal used to say that someone is able to do something very easily, especially because they have done it many times before:
She knew the music so well she could play it in her sleep.

sing/rock/lull etc somebody to sleep

to sing to someone, move them gently etc until they start sleeping:
The movement of the waves soon lulled us to sleep.

send somebody to sleep

a) to make someone go to sleep:
The combination of warmth and music sent him to sleep.
b) if something sends someone to sleep, it is extremely boring

in your eyes

[uncountable] informalHBH a substance that forms in the corners of your eyes while you are sleeping:
She rubbed the sleep from her eyes.

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