Related Clues:

• Mean mongrel dog
• Apt rhyme for 'grr'
• Cowardly type
• Hardly a nice doggy
• Alley dog
• Dogcatcher's target
• Someone likely to sing
• Snarling canine
• Pedigree dog? No way
• Surly dog
• Get too scared, with 'out'
• Stereotypical weakling
• Pedigree dog? No
• Primarily weak, ineffective, mild person
• Weak-kneed sort