officer of the day

noun

, Military.

1. an officer who has charge of the guard and prisoners on an assigned day at a military installation. : OD, O.D., O.O.D.

officer of the day

noun

1. a military officer whose duty is to take charge of the security of the unit or camp for a day Also calledorderly officer

Word History and Origins

Origin of officer of the day¹

First recorded in 1835–45

Example Sentences

As he parked his car in a lot on the edge of downtown, Chulak encountered his first police officer of the day and asked him the key to maintaining peace.

From Washington Post

“The flare they fired and the information the people provided over the radio greatly increased the response time, ultimately resulting in the rescue of six lives and saving the vessel,” said Petty Officer 2nd Class Matt Morin, the officer of the day at Coast Guard Station Manasquan Inlet.

From Washington Times

This is the chief show-place, and the Governor's palace is another, and, to descend from the sublimity of the past to the absurdity of the present, so is also the guard-room of the officer of the day, which generations of English subalterns have helped to decorate.

From Project Gutenberg

But these make slow progress, for there is always an officer in sight—either a boy officer just out from England riding to the polo field near the Neutral Ground, or a commanding officer in a black tunic and a lot of ribbons across his breast, or an officer of the day with his sash and sword; and each of these has to be saluted.

From Project Gutenberg

All the permits will then be left with the Officer of the Guard, who will transmit them, with his report, to the Officer of the Day, who will in turn transmit them to the Commandant.

From Project Gutenberg