Related Clues:

• ___ one's own horn
• Sound of road rage
• Palindromic sound
• 'Not to ___ my own horn . . .'
• Common traffic sound
• Angry motorist may give off stink!
• Goose greeting
• Short horn honk
• Sound from an impatient motorist
• Clown car noise
• What to leave a phone message after
• Warn with a horn
• Oven advisory
• [C'mon, the light turned green!]
• (Honk!)