referee

Meanings

1. An umpire or judge; an official who makes sure the rules are followed during a game.
2. A person who settles a dispute.
3. A person who writes a letter of reference or provides a reference by phone call for someone. (In the UK such a person is sometimes, and in the US the person is typically, referred to as a reference.)
4. An expert who judges the manuscript of an article or book to decide if it should be published.

1. To act as a referee.

Etymology

From Middle English [Term?], from past participle of Old French referer (“to relate, to refer”), from Latin referre (“to carry back, to report, to notify”); as if refer + -ee, that is, the person to whom something is referred for consideration.