Related Clues:

• Unwelcome one
• Target of a guard dog's growls
• Unwanted visitor
• Thief
• Cause for alarm?
• Second-story man
• Unwelcome guest
• Uninvited guest
• Fence supplier
• Unwelcome visitor
• Alarm target
• Alarm triggerer
• Thief who breaks in
• Burglar, or one who barges in
• Thief who enters a building to steal