Synonyms of umpire

Noun

1. umpire, ump, official

usage: an official at a baseball game

2. arbiter, arbitrator, umpire, evaluator, judge

usage: someone chosen to judge and decide a disputed issue; "the critic was considered to be an arbiter of modern literature"; "the arbitrator's authority derived from the consent of the disputants"; "an umpire was appointed to settle the tax case"

Verb

1. referee, umpire, judge

usage: be a referee or umpire in a sports competition

Definition and meaning of umpire (Dictionary)