Related Clues:

• Mixed-breed barker
• Dog, unkindly
• You won't see one at Westminster
• Pooch sans pedigree
• Mixed-breed dog show entrant
• Pooch without pedigree
• Copper needs right dog
• 'Designer dog,' to some
• Poor dog
• Paperless pooch
• Cross from a boxer
• Growling dog
• Despicable lowlife
• No-goodnick
• Mongrel mutt in scurry