Related Clues:

• They're depressed by drivers
• Applies pressure to stop book on The Libertines
• *Traffic stoppers
• Looking-glasses
• You might hit them near traffic lights
• Things you can hit or pump
• Vehicle slowing devices
• Things that are worth looking into?
• Fun house array
• Slows or stops a vehicle
• Self-reflection aids?
• Slows down in a car