Related Clues:

• One who shouts "Out!"
• Official who calls "Strike!"
• Match official's hesitation about booking Greek character
• Informal judge with money, winning cases
• One who cries "Foul," for short
• Home watcher
• Plate official
• Strike caller?
• One who might stay close to home?
• Authority on slides and swings?
• Person who wears a mask at home
• Ballpark bigwig
• Certain masked figure, for short
• Official at SF Giants games
• One calling a strike?