temporary duty

American  

noun

1. duty of limited duration performed with an organization other than the one to which a person is normally attached or assigned. TDY

---

Etymology

Origin of temporary duty

First recorded in 1940–45

Example Sentences

In 1953, my father, then an Air Force captain and on his way for temporary duty in Korea, was issued a Department of Defense Immunization Certificate, Form 737.

From Washington Post • Dec. 9, 2021

That doesn't include another 1,500 troops considered there "on temporary duty," whose number changes daily, according to the U.S. officials.

From US News • Oct. 20, 2016

The Chief Justice may call any retired judge back to temporary duty in a lower federal court at any time.

From Textbooks • Jan. 1, 2016

“Shipyard employees often volunteer for long-term temporary duty expense assignments to conduct critical maintenance on the naval fleet at other shipyards and bases, often in high-cost areas,” the letter said.

From Washington Times • Oct. 10, 2015

The following summer I was again called for temporary duty in the post office, and the work lasted into the winter.

From "Black Boy" by Richard Wright