Related Clues:
- Takes the hide off the back of this while unconscious
- ''The best meditation,'' per the Dalai Lama
- Nocturnal ambition
- Student's about to dribble in repose
- 'Go the Fuck to ___'
- Power-saving mode
- Hypnos's realm
- Shut-eye
- Nighttime refresher
- Looking back, removes skin to hit the hay
- Fail to stay awake
- Result of counting sheep, perhaps
- Hamlet's word before 'perchance to dream'
- Undercover activity?
- "No __ Till Brooklyn": Beastie Boys song