A
referee is the person of authority in a variety of
sports who is responsible for presiding over the game from a neutral point of view and making on-the-fly decisions that enforce the
rules of the sport, including
sportsmanship decisions such as
ejection. The official tasked with this job may be known, in addition to referee, by a variety of other titles as well (often depending on the sport), including
umpire,
judge,
arbiter,
arbitrator,
linesman,
commissaire,
timekeeper,
touch judge or
Technical Official (by the
International Olympic Committee).