Related Clues:
- Officiate, informally
- Football arbiter, for short
- Soccer official
- MMA official
- Card holder, maybe
- Whistler in an arena
- Target of the heckle 'What game are you watching?!'
- Basketball official, for short
- One making a call
- Red flag tosser
- Ump's NBA counterpart
- One enforcing traveling rules
- 114 Across or 64 Down official
- Game worker
- Person who cries foul