Related Clues:

• Halloween greeting
• It may give you a good start
• Catcall
• Response to a bad call
• Cry of contempt
• Deride
• ''You stink!''
• Ghostly greeting
• It'll give you a start
• Word from 22-Down?
• Derisive cry
• Shock giver
• Scary sound
• Audience put-down
• Show dissatisfaction