Related Clues:

• Half-and-half, maybe
• Disney's Tramp, for one
• Purebred's opposite
• Unlikely dog for a registry
• It's far from purebred
• Junkyard defender
• Junkyard guard
• The Tramp, but not Lady
• Contemptible canine
• Dastard
• Hardly a purebred
• Hardly a show dog
• Cowardly sort
• Four-footed lowlife
• Hostile mutt