Related Clues:
- Home ruler?
- Man in blue, often
- Authority behind home
- Ref's colleague
- Masked one at home
- Oft-booed official
- Expert on a 68-Across
- Decision-maker at home?
- Baseball arbiter, for short
- Home worker
- 'Yer out!' shouter
- Baseball ref
- Caller of strikes and balls, for short
- The only person with the authority to call a strike, for short
- One who might get yelled at by the manager