Related Clues:
- Bored reaction
- Annoy one's roommates, maybe
- Make noise at night
- Big yawn
- Noise from a sleeper
- One out of three at the table sound asleep?
- Have a big mouth?
- Nocturnal annoyance
- Be still but noisy
- In cartoons, a whistle may follow it
- Dormitory echo
- 'This is boring!'
- Demonstration of disinterest
- Opening at a long lecture?
- Tedious lecture, e.g