go to sleep Definition

sleep
noun

1. In humans and many animals: a readily reversible state of natural unconsciousness during which the body's functional powers are restored, and physical movements are minimal.
2. A period of such rest.

Thesaurus: rest, repose, shuteye (slang), forty winks (slang), nap, siesta.
3. colloq
Mucus that collects in the corners of the eyes during such rest.
4. poetic
Death.

verb, intr slept, sleeping

1. To rest in a state of sleep.

Thesaurus: slumber, doze, drowse, rest, nap, snore, turn in, hit the sack (slang), hit the hay (slang), nod off.
2. To be motionless, inactive or dormant.
tr
3. To provide or contain sleeping accommodation for (the specified number).

Example: The caravan sleeps four
4. colloq
To be in a dreamy state, not paying attention, etc.
5. poetic
To be dead.

Idiom: go to sleep

To pass into a state of sleep.

colloq
Said of a limb: to be temporarily numb through lack of blood circulation.

Idiom: lose sleep over something

colloq
Note: usually with negatives
To be worried or preoccupied by it.

Idiom: put someone or something to sleep

To anaesthetize them.

euphemistic
To kill (an animal) painlessly with an injected drug.

Etymology: Anglo-Saxon slæp.

Phrasal Verb: sleep around

To engage in casual sexual relations.

Phrasal Verb: sleep in

To sleep later than usual in the morning.To sleep overnight at one's place of work; to live in.

Phrasal Verb: sleep something off

To recover from it by sleeping.

Phrasal Verb: sleep on something

To delay taking a decision about it until the following morning in the hope that one might have a better intuitive feel for the best course of action.

Phrasal Verb: sleep out

To sleep out of doors.To sleep away from one's place of work; to live out.

Phrasal Verb: sleep with someone

To have sexual relations with them.