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tour of duty

American  
[toor uhv doo-tee, dyoo-tee] / ˈtʊər əv ˈdu ti, ˈdju ti /

noun

  1. a period of military service in a particular theater of war, with a particular unit, or assigned to a particular task.

    He volunteered for two tours of duty in Afghanistan.

  2. a period of work or service in a particular role, field, workplace, etc.; tour.

    After a tour of duty in banking, she followed her father into the development company.


Etymology

Origin of tour of duty

First recorded in 1865–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

When his tour of duty was over, the Englishman moved to California and saw the dark aftermath of the Summer of Love.

From Slate ● Dec. 23, 2025

While on their tour of duty, the judges decide on FBI requests to wiretap alleged foreign spies.

From Salon ● Mar. 13, 2025

After a four-year tour of duty that included a posting in Japan, he got a job at Lockheed Martin, where he worked for the next 45 years, she said.

From Los Angeles Times ● Jan. 22, 2025

He decided to stay with his unit until the end of his tour of duty in May.

From Seattle Times ● May 26, 2024

Horan finished his tour of duty in Vietnam and returned to the States with a plan.

From "Boots on the Ground: America's War in Vietnam" by Elizabeth Partridge

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