Sleep

/sliːp/

Meaning & Definition

noun

A natural, recurring state of mind and body, characterized by altered consciousness, relatively inhibited sensory activity, inhibition of muscle activity, and reduced interactions with surroundings.

After a long day at work, she fell into a deep sleep as soon as her head hit the pillow.

A period of resting in which the body and mind recover.

He realized the importance of a good night's sleep for his overall health.

A state of inactivity or dormancy.

The garden fell into a sleep during the harsh winter months.

verb

To be in the state of sleep.

She likes to sleep with the window open to let in the fresh air.

To fall asleep or take a nap.

I'll try to sleep for an hour before we head out.

To be inactive or dormant.

The project has been sleeping for months due to lack of funding.

Etymology

Old English 'slēpan', akin to Dutch 'slapen', German 'schlafen'.

Common Phrases and Expressions

catch some Z's

To sleep, especially for a short time.

sound asleep

In a deep sleep; sleeping very soundly.

asleep at the wheel

Unaware or negligent about something important.

sleep like a baby

To sleep very soundly and peacefully.

Related Words

sleepless

Unable to sleep; having difficulty in sleeping.

sleepy

Feeling drowsy or having a desire to sleep.

sleepover

A social event where guests stay overnight at someone's home.

Slang Meanings

Hit the hay

After that long meeting, I’m ready to hit the hay.

Catch some Z's

I need to catch some Z's before my next shift.

Snooze

I'm just going to snooze for a few more minutes.

Crash

I'm so tired, I'm going to crash as soon as I get home.