Meaning & use

sleep

verb, noun·Everyday

Last updated

UK/sliːp/
US/sliːp/

Meanings

  1. verbintransitive

    To rest in a natural state where your eyes are closed and you are not aware of what is around you.

    Grammar: No object: the baby sleeps. Use sleep in or sleep on for places: sleep on the floor.

    Patterns

    • sleep in a place
    • sleep for a length of time
    • sleep through something

    I usually sleep for about eight hours.

    The baby slept through the thunderstorm.

    They slept on the floor because there were no beds.

  2. noununcountable

    The natural state of rest in which the body and mind are inactive and awareness is reduced.

    Grammar: Usually uncountable: get some sleep. A countable use is rare: a short sleep.

    Patterns

    • get some sleep
    • a good night's sleep
    • lose sleep over something

    She needs more sleep before the exam.

    A good night's sleep can improve your mood.

    He fell into a deep sleep on the train.

  3. verbtransitive

    To have enough beds or space for a stated number of people.

    Grammar: The subject is a place: the cabin sleeps six.

    Patterns

    • sleep a number of people

    The apartment sleeps four comfortably.

    This tent sleeps two adults and a child.

    The rental house sleeps up to ten guests.

  4. verbintransitiveeuphemistic

    To have sex with someone, usually as a casual phrase.

    Grammar: Almost always sleep with someone.

    Patterns

    • sleep with someone

    The novel suggests that the two characters slept together.

    She never slept with her boss.

    Rumors spread that they were sleeping together.

Word forms

third person singularsleeps
past tenseslept
past participleslept
-ing formsleeping
plural of the nounsleeps

Common combinations

sleep soundly
The children sleep soundly after a day at the beach.
sleep like a log
I slept like a log after the long hike.
sleep in
On Sundays we sleep in until nine.
lose sleep over
Don't lose sleep over one bad grade.
go to sleep
It took him an hour to go to sleep.
sleep on it
I'll sleep on it and give you my answer tomorrow.

Synonyms and how they differ

doze
Doze means sleeping lightly for a short time, so it is less complete than sleep.
nap
Nap is a short sleep, usually in the day, while sleep can be any length.
slumber
Slumber is literary and gentle, and rarely used in ordinary conversation.
rest
Rest means to relax and recover, which may include sleeping but does not require it.

Opposites

wakestay awake

Word family

sleepy adjective
feeling a need to sleep
sleeper noun
a person who sleeps, or a night train
sleepless adjective
unable to sleep
asleep adjective
in a state of sleep
sleepover noun
a night spent at a friend's home

Commonly confused: sleep or asleep? sleep or slip?

sleep vs asleep

Asleep is an adjective used after be or fall: she is asleep. Sleep is the verb or noun: she can sleep.

sleep vs slip

Slip means to slide by accident and is easy to mix up with sleep in fast reading.

Practice

The cabin is small, but it ______ six people if they bring sleeping bags.

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