Related Clues:

• It may be heard before an accident
• Driver's yell
• Driver's shout
• Traffic sound
• Golfer's shout
• Powder holder
• Warning at Pebble Beach
• Course cry
• Game ender, perhaps
• Unicorn feature, e.g.
• Warning cry
• Trumpet or cornet
• Links call
• It may have valves
• Tee cry