Related Clues:
- Court arbiter
- Either of two extremes
- Barber's symbol
- Officiate, briefly
- NBA hiree
- Gondolier's propeller
- Ring or rink figure, briefly
- One whistling at athletes
- Person in a zebra-striped shirt, informally
- Global extreme
- Fight stopper, at times
- It's the end of the world
- Ump parallel
- Fight arbiter
- Paid whistle-blower, for short