Related Clues:

• One who might drug a boxer
• Seasoned pro
• Zoo employee, for short
• Pet treater
• Fall parade participant
• Giraffe checker
• Onetime GI
• Check someone for suitability
• Dog doc?
• Farm doc
• Doc for a dog
• November parader, for short
• One who's back from war, informally
• Doc for Dalmatians
• Tabby doc