English Dictionary

Definition of “sleepless

sleepless (ˈsliːplɪsPronunciation for sleepless

Definitions

adjective

  1. without sleep or rest  ⇒ a sleepless journey 
  2. unable to sleep
  3. always watchful or alert
  4. mainly poetic always active or moving  ⇒ the sleepless tides 

Alternative Forms

ˈsleeplessly adverb ˈsleeplessness noun

Synonyms

View thesaurus entry
= alert, vigilant, watchful, wide awake, unsleeping

Usage examples

  • Which was a pleasant thought to grab on to during sleepless nights, Stone reflected.
    Terman, Douglas, Cormorant (1994)
  • It is facts such as these that are giving Indian manufacturers sleepless nights and forcing them to run to the GoI squealing for protection.
    Business Today (2001)
  • "All the money we brought is gone," says Prem, adding he has sleepless nights worrying about bills.
    Edmonton Sun (2003)
  • I'm sure you, too, have spent many a sleepless night worrying about how many homes were being built on brownfield sites.
    Independent (1998)
  • You might have noticed that a late or sleepless night is often followed by a day of mild intestinal discomfort or indigestion.
    Paul Martin, COUNTING SHEEP: The Science and Pleasures of Sleep and Dreams (2002)

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