1. to act as an official in charge of a ceremony or event
2. to serve as a referee or umpire in a sports game
Usage: sports

Examples

• The minister officiates at wedding ceremonies every weekend.
• She officiates basketball games for the local high school league.
• The judge officiates over court proceedings with great dignity.
• He officiates football matches during the fall season.
• The priest officiates the funeral service tomorrow morning.
• Our principal officiates at graduation ceremonies each year.