imp.1.imp. of Sleep. Slept.
v. i.1.To take rest by a suspension of the voluntary exercise of the powers of the body and mind, and an apathy of the organs of sense; to slumber.
[imp. & p. p. Slept ; p. pr. & vb. n. Sleeping.]
Watching at the head of these that sleep.
- Milton.
2.To be careless, inattentive, or uncouncerned; not to be vigilant; to live thoughtlessly.
We sleep over our happiness.
- Atterbury.
3.To be dead; to lie in the grave.
Them also which sleep in Jesus will God bring with him.
- 1 Thess. iv. 14.
4.To be, or appear to be, in repose; to be quiet; to be unemployed, unused, or unagitated; to rest; to lie dormant; as, a question sleeps for the present; the law sleeps.
v. t.1.To be slumbering in; - followed by a cognate object; as, to sleep a dreamless sleep.
2.To give sleep to; to furnish with accomodations for sleeping; to lodge.
To sleep away
to spend in sleep; as, to sleep away precious time.
To sleep off
to become free from by sleep; as, to sleep off drunkeness or fatigue.
n.1.A natural and healthy, but temporary and periodical, suspension of the functions of the organs of sense, as well as of those of the voluntary and rational soul; that state of the animal in which there is a lessened acuteness of sensory perception, a confusion of ideas, and a loss of mental control, followed by a more or less unconscious state.
O sleep, thou ape of death.
- Shak.
Sleep of plants
(Bot.) a state of plants, usually at night, when their leaflets approach each other, and the flowers close and droop, or are covered by the folded leaves.
Noun1.sleep - a natural and periodic state of rest during which consciousness of the world is suspended; "he didn't get enough sleep last night"; "calm as a child in dreamless slumber"
Synonyms: slumber
2.sleep - a torpid state resembling sleep
3.Sleepsleep - a period of time spent sleeping; "he felt better after a little sleep"; "there wasn't time for a nap"
Synonyms: nap
4.sleep - euphemisms for death (based on an analogy between lying in a bed and in a tomb); "she was laid to rest beside her husband"; "they had to put their family pet to sleep"
Verb1.sleep - be asleep
wake - be awake, be alert, be there
2.sleep - be able to accommodate for sleeping; "This tent sleeps six people"
1.(operating system, multitasking)sleep - (Or "block") When a process on a multitasking system asks the scheduler to deactivate it until some given external event (e.g. an interrupt or a specified time delay) occurs.

The alternative is to poll or "busy wait" for the event but this uses processing power.

Also used in the phrase "sleep on" (or "block on") some external event, meaning to wait for it.

E.g. the Unix command of the same name which pauses the current process for a given number of seconds.
2.(hardware)sleep - To go into partial deactivation to save power.
KO, annihilation, ataraxia, ataraxy, bane, be caught napping, be neglectful, be negligent, beauty sleep, beddy-bye, bedtime, biological death, blackout, blanket drill, bye-bye, calmness, catalepsy, catatonia, catatony, cessation of life, clinical death, coma, comfort, composure, contemplation, crossing the bar, curtains, death, death knell, debt of nature, decease, default, demise, departure, disregard, dissolution, doom, doss, dreamland, drop off, dying, ease, ebb of life, end, end of life, ending, eternal rest, exit, expiration, extinction, extinguishment, fail, faint, final summons, finger of death, fitful sleep, forty winks, fust, gloss over, going, going off, grave, grayout, hand of death, hang fire, hibernation, idle, ignore, imperturbability, inactivity, jaws of death, kayo, knell, knockout, land of Nod, lapse, last debt, last muster, last rest, last roundup, last sleep, leaving life, let go, let ride, let slide, let slip, light sleep, lipothymia, lipothymy, lose sight of, lose track of, loss of life, lucid stillness, making an end, marmoreal repose, neglect, nirvana, nirvana principle, nod off, not care for, not get involved, not heed, not think, nothingness, oblivion, obliviousness, overlook, oversleep, parting, pass over, passing, passing away, passing over, peace, peacefulness, perishing, placidity, placidness, pound, quiescence, quiescency, quiet, quietism, quietness, quietude, quietus, relax, relaxation, release, restfulness, reward, satori, saw logs, saw wood, semiconsciousness, senselessness, sentence of death, serenity, shades of death, shadow of death, shut-eye, siesta, silence, silken repose, sleep soundly, sleepland, sleepwalking, slumberland, smolder, snooze, snoozle, snore, somatic death, somnambulism, somniloquy, somnus, stagnate, stillness, stupor, summons of death, swoon, syncope, take a nap, take for granted, tranquillity, unbuttoned ease, unconsciousness, vegetate, winter sleep, wise passiveness
Translate Sleep to Spanish, Translate Sleep to German, Translate Sleep to French
sled dog
sledge dog
sleek down
sleek over
-- Sleep --
sleep apnea
sleep disorder
sleep in
sleep late
Sleep of plants
sleep off
sleep out
sleep over
sleep talking
sleep terror disorder
sleep with
sleeper cell
Definitions Index: # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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