0 past simple and past participle of officiate
1 to be in charge of or to lead a ceremony or other public event:
They figured among the most personal councillors and guards of emperors and empresses, they officiated as patriarchs, metropolitans, bishops and abbots.
One member of this house officiated at ceremonies conducted at the shrine.
Returning to procedures at trial, in the past a judge advocate has officiated at most courts martial.
I have officiated at hundreds of marriage services.
At every location he visited, he officiated worship services and staged massive religious rallies in public plazas.
He officiated in a total of 160 games, including grand finals in 1907, 1911 and 1913.
He remains the only referee to have officiated in two finals.
Division 2 continued to be officiated by a single field umpire during the home-and-away season, and by two field umpires during finals.