Related Clues:

• Danger warning
• Sedan sound
• Feature of many Viking helmets
• Possible inducer of road rage
• Part of a security system
• Anxious awareness of danger
• Sound of traffic frustration
• Bank vault installation
• Unicorn feature, e.g
• Bedside awakener
• Crime-scene noise
• See 5
• See 24
• See 21
• Panic in jolly fashion