catflap.org Online Dictionary Query

  referee
     n.
     1 (lb en sports) An umpire or judge; an official who makes sure the
  rules are followed during a game.
     2 A person who settles a dispute.
     3 (lb en UK) A person who writes a letter of reference or provides a
  reference by phone call for someone. US English: reference.
     4 An expert who judges the manuscript of an article or book to decide
  if it should be published.
     vb.
     To act as a referee.
     Spanish n.
     (alt form es réferi)