Related Clues:

• One behind a catcher
• He may call you out
• "Infield fly rule" caller
• Diamond figure, for short
• Foul ball caller
• One working at home?
• Plate duster
• Work-at-home sort
• Judge's premium reduced out of hand
• First, second or third person
• One calling you out
• One at home, informally
• Ballpark authority
• Balls and strikes caller
• Masked worker, perhaps