A professional referee is one who is paid for his refereeing services.
Check our The Professional Boxing Referee Manual
Joy Neville was the first woman to referee a European professional club fixture.
Traci Brooks is most famous for being a Canadian professional wrestler. She is also a professional wrestling valet and professional wrestling referee.
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The ref must count to three.
25-70,000 per season.
In youth and recreational games, the referee will traditionally ask each goalkeeper if they (and their team) are ready. At professional and adult competitive levels, players are expected to be ready when the referee is ready to start play, and so this "signal" does not occur.
In the professional game, there is a referee - who calls the scores. And each player has a scorer who keeps their score.
A pinfall in professional wrestling is when both of a wrestler's shoulders are held to the mat for the referee's count of three. If one or both the opponent's shoulders come off the mat before the referee's count of three, it is called a kick-out.
Anything to do with sport really. E.G professional sportsman referee manager Teacher Biologist doctor/nurse