Related Clues:

• Emergency signal
• Designing woman
• Street clearer
• Woman with a come-hither look
• One way to fall
• Staff symbol
• Warning sound
• Like the world, to the ancients
• Warning at sea
• Driving problem
• Signal to pull over
• Musical symbol
• 'All clear' signal
• Blowout result
• It's heard on 'Cops'