Related Clues:

• Barking horse relative
• Image on the last page of an alphabet book
• Official at a base
• Figure known for calling out?
• 'Stee-rike!' caller
• Official behind home plate, for short
• Parent of a zorse or a zonkey
• Foul-ball caller
• Chest protector wearer
• Aardvark's antithesis?
• Person behind a strike?
• N.F.L. ref, slangily
• One speaking 'out'?
• Person who regularly cleans his plate?
• Stereotypically "blind" official