Related Clues:

• One working at home
• There's always one at home
• Ump kin
• One facing the pitcher
• Shot caller
• Base decision maker
• The third man in the ring, briefly
• He's there when you run home
• He'll let you know if you're out of bounds
• Ring judge
• Call a strike, say
• Stay-at-home worker?
• Volleyball VIP
• Call balls and strikes
• Clock stopper, at times