Ump
Part of speech: noun
Definition: An umpire.
Part of speech: verb
Definition: To act as an umpire.
Umpire
Part of speech: noun
Definition: The official who presides over a tennis game sat on a high chair.One of the two white-coated officials who preside over a cricket match.One of usually 4 officials who preside over a baseball game.The official who stands behind the line on the defensive side.A match official on the ground deciding and enforcing the rules during play. As of 2007 the Australian Football League uses 3, or in the past 2 or just 1. The other officials, the goal umpires and boundary umpires, are normally not called just umpires alone.
Part of speech: verb
Definition: To act as an umpire in a game.
Example sentence: I never questioned the integrity of an umpire. Their eyesight, yes.