Related Clues:

• Dagwood's ''SKNXX-X!''
• Loud cacophony
• Night sound
• Nocturnal sound
• Persistent noise
• Midnight rumble
• Cause of hearing loss
• Nocturnal annoyance, perhaps
• Sound caused by the soft palate's vibration
• Sound made while sacked out
• Half of junior's meal?
• Loud noise
• When repeated, meal for the pets
• Keep others awake at night, maybe
• Loud sound