| 释义 | 
		Definition of chair umpire in English: chair umpirenoun Tennis The umpire seated on a raised chair behind one of the posts supporting the net, who is the final authority during a match.  he complained to the chair umpire about the vocal crowd after dropping the fourth set  Synonyms referee, linesman, referee's assistant, assistant referee, judge, line judge, adjudicator, arbitrator, arbiter, moderator, overseer, supervisor    Definition of chair umpire in US English: chair umpirenoun Tennis The umpire seated on a raised chair behind one of the posts supporting the net, who is the final authority during a match.  he complained to the chair umpire about the vocal crowd after dropping the fourth set  Synonyms referee, linesman, referee's assistant, assistant referee, judge, line judge, adjudicator, arbitrator, arbiter, moderator, overseer, supervisor     |