clocker

American  

[klok-er] / ˈklɒk ər /

noun

1. a person who times racehorses during tryouts to determine their speed.

2. an official who times a race.

3. a person who maintains a record of the flow of traffic, as of visitors to a museum.

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Etymology

Origin of clocker

clock ¹ + -er ¹

Example Sentences

Stewards determined there were “extenuating circumstances” with the electronic device, but it was the Pimlico clocker whose figure carried the day.

From Washington Times • May 18, 2023

Or was it when the clocker at Saratoga recorded his workout but refused to put down the real time because it was so fast no one would believe him.

From Los Angeles Times • Jun. 8, 2017

Through her binoculars, Contreras, a track clocker paid to time horses during workouts, watched as one of the horses, a 2-year-old filly named Flyfly Fly Delilah, suddenly tumbled to the freshly tilled track.

From Washington Post • May 11, 2015

He later became a private clocker for a wealthy businessman, then took a job at the New York racetracks.

From New York Times • Jun. 7, 2014

The question was asked by Shine McManus, a professional clocker employed by a bookmaker to time the various workouts and make a report on them at noon.

From Old Man Curry Race Track Stories by Van Loan, Charles E. (Charles Emmett)