Related Clues:

• It might mean 'hello' or 'goodbye' to a driver
• Warning on a highway
• Toot of a horn — cry of a goose — smell nasty
• Smartphone sound
• Warning for driver working for queen and prince
• Couple of notes on record encourages driver to take off
• Cry of a goose
• Blow up and down
• Briefly blow over before time
• Page worker in van...making this sound?
• Electronic sound
• Noise made by car horn
• Sound of live record
• Alarming noise from live record
• Sound of pager put pressure on worker