powder magazine

American  

noun

1. a compartment for the storage of ammunition and explosives.

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Etymology

Origin of powder magazine

First recorded in 1755–65

Example Sentences

The British wanted to seize the ship and its treasure, but fired a cannonball into the San José’s powder magazines by mistake.

From BBC

"The drills have turned the Korean peninsula into a huge powder magazine which can be detonated any moment," it added.

From Reuters

On this date in 1884, a powder magazine on the outskirts of Phoenix exploded, shattering windows throughout the town.

From Washington Times

Walk southeast to the corner of East Opp Street and Eubank Avenue to see the second remaining Civil War structure: a powder magazine.

From Los Angeles Times

While there once as an inventory of 30 “black powder magazine storage” buildings, only two remain.

From Washington Times