Related Clues:

• Official enforcing the rules of a game
• Mediate Unionist politician's fury
• United prime bent ref
• Bird catching tear standing for the judge
• Something irrational in sign of doubt about arbiter
• University anger about politician as decision-maker
• Person who supervises a game and enforces the rules
• One making many calls
• He'll tell us when it's over
• Diamond referee
• Arbitration official
• One who works at home, perhaps
• Rainout decider
• Judge at home
• Tennis arbiter