Related Clues:

• Evidence of paranormal activity, perhaps
• Make ghost noises
• Sound stressed, maybe
• Verbalize an ache
• Taco filling
• __ and groan
• Butcher's side
• Music to a punster's ears
• ___ and groan
• Trivial complaint
• Option for 15-Across
• No-no for a vegan
• Make haunted house noises
• Low sound of pain
• Meat from cattle