post exchange

noun

, U.S. Army.

1. a retail store on an army installation that sells goods and services to military personnel and their dependents and to certain authorized civilian personnel. : PX

post exchange

noun

1. a government-subsidized shop operated mainly for military personnel PX

Word History and Origins

Origin of post exchange¹

First recorded in 1890–95

Example Sentences

They ate at American fast-food restaurants and bought electronics, T-shirts and groceries at a vast post exchange.

From New York Times

“If there’s one small change, even if there’s something new at the PX, people talk about it,” she said, referring to the post exchange.

From Seattle Times

The Army says there is no danger to anyone else on the post outside Colorado Springs, but access to the post exchange was restricted as a precaution.

From Washington Times

Years of nongrowing, from being a seventeen-year-old, smooth-faced idealist hunched over a book in his Harlem apartment, to becoming a smooth-faced veteran of twenty hunched over a beer in a post exchange.

From Literature

The U.S. military operated a PX — or Army post exchange, a retail outlet for soldiers — in the Ginza area of Tokyo.

From Washington Post