Related Clues:

• 'Stop that!'
• 'No!'
• Terse bit of advice
• "Stop it!"
• "Consider it done"
• Admonisher's word
• Terse warning
• 'I'd advise against it'
• Parent's warning
• Volunteer’s phrase
• It's forbidden
• "Knock it off!"
• Mom's warning
• One word of advice
• Volunteer's answer