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secretary of defense

Cultural

The civilian head of the United States Department of Defense and a member of the cabinet, appointed by the president and confirmed by the Senate. The secretary of defense works with civilian and military advisers to formulate American military policies and make foreign policy recommendations to the president.

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secretary of defense

Federal statutes require the secretary of defense, or secretary of one of the services, to jump through various hoops in order to delay the promotion of an officer.

From Slate ● Jun. 5, 2026

“You would have to convince the insurance and shipping companies it is safe enough to transit,” said Mick Mulroy, a former deputy assistant secretary of defense for the Middle East.

From The Wall Street Journal ● Mar. 14, 2026

According to Fidell, the secretary of defense has the authority to demote only flag officers—that is, generals and admirals.

From Slate ● Jan. 13, 2026

On Veep, he played a comical version of the US secretary of defense, who runs for office against the main character, played by Julia Louis-Dreyfus.

From BBC ● Dec. 30, 2025

Robert McNamara, secretary of defense during the crisis, came to what I consider to be a far more disturbing conclusion.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023