Related Clues:

• ''Not so fast!''
• Hold your horses!
• It's followed by ''Who goes there?''
• Cool one's heels
• 'Freeze!'
• Put a stop to
• Roadblock demand
• See 68-Across
• Word repeated before 'Don't tell me!'
• Stop suddenly
• Stop order
• 'Stop right there!'
• Sentryâs directive
• Sit tight
• Legal order