Joint Chiefs of Staff

American  

noun

U.S. Military.

1. the chiefs of staff of the army and the air force, the commandant of the marine corps, and the chief of naval operations, together with a chairman selected from one of the branches of the armed forces, serving as the principal military advisory body to the president, the National Security Council, and the secretary of defense.

---

Joint Chiefs of Staff Cultural  

1. A high-level military advisory board in the Department of Defense, composed of high-ranking representatives of the army, navy, air force, and marines. The Joint Chiefs are responsible for formulating military policy and recommending action regarding issues of national security and international relations.

---

Example Sentences

See Examples For:

Joint Chiefs of Staff

"We have decided to adjust the UFS exercise period to run from the 17th to the 21st," South Korea's Joint Chiefs of Staff said in a statement.

From Barron's ● Aug. 19, 2026

Mike Mullen, former chairman of the Joint Chiefs of Staff, told ABC’s “This Week” that morale aboard the Lincoln has improved since sailors learned they will finally be coming home.

From Salon ● Aug. 16, 2026

But US media outlets have reported that General Dan Caine, the chairman of the US Joint Chiefs of Staff, has raised concerns about falling US interceptor supplies.

From Barron's ● Jul. 30, 2026

US Defence Secretary Pete Hegseth and Chairman of the Joint Chiefs of Staff Dan Caine will attend the conference, which was first reported by Axios.

From BBC ● Jul. 25, 2026

General Earle Wheeler, chairman of the Joint Chiefs of Staff, knew the president was playing a dangerous game.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin