Related Clues:

• 'Oh, phooey!'
• "Consarn it!"
• "Aw, heck!"
• "Gosh darn it!"
• "Fiddlesticks"
• Lab dwellers
• "Poppycock!"
• Sewer rodents
• Charlie Brown's "Darn!"
• Candidates for witness protection programs
• Traitors
• Unwanted tenants
• Urban vermin
• "Hogwash!"
• Old-fashioned 'as if!'