Related Clues:

• Boxing locale
• 1999 Tom Petty album
• Rebounding sound
• Radar return
• Canyon answer
• Criminal group
• Doter of Narcissus
• 'Can you hear me? ... hear me? ... hear me?'
• Canyon phenomenon
• Audio feedback of a sort
• Radar's effect
• Gang
• Talk back?
• Phone sound
• Sound in a big, empty room