Definition
"Bleary-eyed" describes having eyes that are blurred or dimmed, typically from sleep or tiredness. It suggests a state of being partially awake and not fully alert. Think of the way your eyes feel when you first wake up in the morning. It implies a lack of focus and clarity in vision. "Bleary-eyed" is a common symptom of sleep deprivation. It's more descriptive than just saying 'tired'.