Related Clues:

• Bad thing for a roommate to do
• 'Boring!'
• Noise in the night
• Earn a night on the couch, perhaps
• Annoy one's roommates, maybe
• Make noise at night
• Big yawn
• Noise from a sleeper
• One out of three at the table sound asleep?
• Nocturnal annoyance
• Be still but noisy
• In cartoons, a whistle may follow it
• Dormitory echo
• 'This is boring!'
• Tedious lecture, e.g