Related Clues:

• Look bored
• Make some noise in bed
• Annoying night sound
• React with boredom
• 'How boring!'
• Rumble in the night
• Sheet music?
• Sleeper's noise
• It becomes rude if you don't use your hand
• Boredom indicator
• It might wake you up
• Make noise in bed
• Display boredom, in a way
• Produce Zs
• Sleep interruption