Related Clues:

• [Mistake in original]
• Canine call to arms
• Command to a guard dog
• Order to attack, with "on"
• [intentionally as is]
• Direct a dog
• Unleash upon
• Word often seen in square brackets
• 'Attack, Rex!'
• Uncorrected
• Word after an error
• Order to a shepherd
• Typo disclaimer
• Word in brackets
• 'Attack, Fido!'