Related Clues:

• Rider's 'Stop!'
• Judge's order
• Tarry
• Hang
• 'Chill!'
• Command to Rover
• Blackjack option
• 'Stop!'
• 'Holy smokes!'
• Lab order?
• 'Don't move!'
• Don't go
• 'No way!'
• Abide
• Sojourn