Related Clues:

• Say ''Arf!''
• It may act as an intruder alert
• Initials may be carved into it
• Spaniel sound
• Give orders like a drill sergeant
• Say 'bow-wow'
• Dog sound
• Yap
• Canine complaint
• It may be worse than a bite
• Lab alert?
• 'Woof!,' e.g.
• 'Speak' response
• Dog's sound
• Old explorer's ship