What does the word sleepless mean?

    Part of speech: noun

  • Sleeplessness.

  • Part of speech: adverb

  • Sleeplessly.

Usage examples for sleepless

  1. There was another long day, and another sleepless night, but when these ended at last, how busy we were! – From Plotzk to Boston by Mary Antin Commentator: Israel Zangwill
  2. But she went on as she had planned in her sleepless night. – The Way of the Gods by John Luther Long
  3. He works, he does his best, his very best, he tortures himself, he passes sleepless nights, he thinks and thinks and thinks how to do everything just right. – Best Russian Short Stories by Various