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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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adj. - Without having the eyes closed or covered by the eyelids; Experiencing or accompanied by insomnia; Unceasingly active .

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Usage examples (36)
  • Certainly Aftermath took its toll in sleepless nights.
  • "It can kill," he admitted, recalling the sleepless nights, marathon meetings and hectic travel schedules.
  • I was a little shaver, but recall the sleepless nights my parents never slept, worring about loosing our home and farm.
  • By "sleepless" I mean I was only able to sleep eight hours as opposed to my usual ten and half.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.