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officiate (as something) at (something)

To act or serve in an official presiding role of authority (such as a judge, referee, officiant, etc.) at some event. I was honored that my friend wanted me to officiate at his wedding. They asked Tom to officiate as the judge at the county fair bake-off.
See also: officiate
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

officiate (as something) (at something)

to serve as an official or moderator at some event. They asked me to officiate as a judge at the contest. Laura will officiate as parade marshal.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
"My aim is to become an international umpire and get to officiate in one-day matches.
And junior varsity, freshmen and middle school games are being postponed -- or even canceled -- because there are not enough men and women to officiate them.
A member of Cricket Australia's Supplementary Umpire Panel, Polosak a had become the first on-field female umpire to officiate a men's domestic game in Australia last year, International Cricket Council (ICC) reported.
A WOMAN will officiate in a major Wembley final for the first time later this month.
Further call ups in 2006 saw Cherry take charge in the Pontins Open Series, the Home Internationals, and receive his first appointment by the World Snooker Association (WSA) to officiate in the qualifying rounds on the professional's Masters Championship.
backs, and runners, receivers, and defensive backs with sprinter speed, the physicality of the game can become terrifying, as well as much tougher to officiate.
The course is ideal for anyone who wants to officiate for their club at league meetings and the cost is just pounds 5, with the first two places per club provided free.
Rennison will often officiate on a Saturday morning in a Church League match in Sheffield and then travels to Huddersfield for an open-age fixture.
ISLAMABAD, April 17, 2009 (Balochistan Times) -- Election Commission of Pakistan granted promotion to Muhammad Imtiaz Alam, Joint Provincial Election Commissioner, NWFP, Peshawar to BPS-20 and appointed to officiate as Joint Secretary (Admn) in the Election Commission Secretariat, Islamabad.
"Whether I officiate in an international match or domestic match, I try to learn something new," said Khan who is now gearing up to officiate the Emirates Twenty20 Cup involving Test stars like Alistair Cook and Yuvraj Singh in Dubai next month.
Muscat: Omani umpire Mohammed bin Rashid Al Falahy has been invited by the Bahrain Tennis Association to officiate at the 2015 Davis Cup Asia/Oceania Group IV competition in Manama.
As a motivation, he said the best referees would be rewarded with a chance to officiate in the East Africa Games to be held in Kigali, Rwanda.Association chairman, Peter Orero, who is a former football, netball and basketball referee, called on the whistle blowers to exercise high level of competency, patriotism, diligence and respect to the teams.
Summary: Melbourne [Australia], Feb 14 (ANI): Umpires Eloise Sheridan and Mary Waldron are on the verge of making history as they will be the first female duo to officiate in a menaACAOs first grade premier (club) cricket match, this weekend.
"I never ever got the chance to officiate at a World Cup which would have been nice."
Another indication of his obsession with the game sees him regularly sign-up to the Cornwall FA as a guest so he can officiate at matches when his missus is able to drag him away for a few weeks holiday.