Related Clues:

• Authority at home
• Fault caller
• One who's up in baseball
• Baseball official, for short
• Ballpark official
• Stereotypically blind official
• Field official
• Baseball bouncer?
• Polo official
• One whose chest is protected, briefly
• Figure behind the plate
• One works at home
• Diamond boss
• Plate cleaner, at times
• He's sure to clean his plate