What is the meaning of Umpire?

The official who presides over a tennis match sat on a high chair.

One of the two white-coated officials who preside over a cricket match.

One of the officials who preside over a baseball game.

The official who stands behind the line on the defensive side or next to the referee on the offensive side.

A match official on the ground deciding and enforcing the rules during play. As of 2007 the Australian Football League uses three; in the past there were two or just one. The other officials, the goal umpires and boundary umpires, are usually referred to by those phrases.

A person who arbitrates between contending parties.

The official who presides over a curling game.

To act as an umpire in a game.

To decide as an umpire.

umpire

Source: wiktionary.org