Noun sleep has 4 senses
  1. sleep, slumber - 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"
    --1 is a kind of physiological state, physiological condition
    --1 has particulars:
     sleeping; orthodox sleep, nonrapid eye movement sleep, NREM sleep, nonrapid eye movement, NREM; paradoxical sleep, rapid eye movement sleep, REM sleep, rapid eye movement, REM; shuteye
    Derived form: verb sleep1
  2. sleep - a torpid state resembling sleep
    --2 is a kind of
    physiological state, physiological condition
  3. sleep, nap - a period of time spent sleeping; "he felt better after a little sleep"; "there wasn't time for a nap"
    --3 is a kind of time period, period of time, period
    --3 has particulars: beauty sleep; kip
    Derived forms: verb sleep2, verb sleep1
  4. rest, eternal rest, sleep, eternal sleep, quietus - 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"
    --4 is a kind of death
,Verb sleep has 2 senses
  1. sleep, kip, slumber, log Z's, catch some Z's - be asleep
    --1 is one way to rest
    Antonyms: wake
    Derived forms: noun sleep3, noun sleep1, noun sleeper1, noun sleeping1
    Sample sentence:
    Sam and Sue sleep
  2. sleep - be able to accommodate for sleeping; "This tent sleeps six people"
    --2 is one way to
    accommodate, hold, admit
    Derived forms: noun sleep3, noun sleeper6, noun sleeper5
    Sample sentence:
    Something ----s somebody