adjective
- unable to sleep or not sleeping
- characterized by lack of sleep or rest
Examples
- She spent another sleepless night worrying about the exam.
- The new parents had many sleepless nights with their crying baby.
- He lay sleepless in bed, thinking about tomorrow’s presentation.
- After drinking coffee late in the evening, I had a sleepless night.
- The sleepless city never seemed to quiet down.
- Anxiety made her sleepless for weeks.
- It was a sleepless night filled with tossing and turning.