Related Clues:

• Ophidian sound
• Vent sound
• Greeting for the villain
• Snake's warning
• Radiator sound
• Halloween greeting
• It may give you a good start
• Serpent's sound
• Bad reception?
• Catcall
• Response to a bad call
• Fuse sound
• Cry of contempt
• Warning sound
• Unhappy fan's reaction