Related Clues:

• Court presence, briefly
• Sprinter or skier
• Ump kin
• Shot caller
• The third man in the ring, briefly
• He'll let you know if you're out of bounds
• Ring judge
• Wing or back
• Volleyball VIP
• Olympian, maybe
• Clock stopper, at times
• Fairness determiner
• Ring figure, for short
• Certain official
• One who may cry foul