Related Clues:

• What to do if you see red
• Obey a red light
• Organ component
• Where to get off?
• Take a break
• Cease
• "Knock it off!"
• Telegrammic period
• Checkpoint Charlie shout
• Arrive in the pit
• Word on a sign
• Place to pull over
• "Uncle!"
• Sentry's shout
• "Enough!"