Related Clues:
- One may determine if a line has been crossed
- Diamond decision maker
- Maker of calls
- In brief, a soccer controller
- In brief, he controls a soccer match
- A diminutive umpire in soccer or boxing
- 'Game judge, in short (3)'
- He might whistle for an overhaul with it
- In short, the whistling judge
- "Play ball!" crier
- Yellow-flag carrier
- Ballpark fig
- Figure at every Super Bowl
- Athletic arbiter
- KO counter