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Definitions

underground

[uhn-der-ground, uhn-der-ground] / ˈʌn dərˈgraʊnd, ˈʌn dərˌgraʊnd /




Example Sentences

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Robert "Madyar" Brovdi's underground command post features walls of blinking screens playing footage of Ukrainian drones attacking Russian troops, frontline maps, and scoreboards of destroyed targets.

From Barron's • Jun. 10, 2026

National Grid said the work involved constructing two new substations, installing transformers as well as laying 2km of underground cables.

From BBC • Jun. 7, 2026

Also included are the sites of underground gas storage facilities, refineries, fuel terminals, legacy pollution sites, active industrial sites, landfills, dumps and recycling centers.

From Los Angeles Times • Jun. 6, 2026

During a recent tour of the ballroom site for reporters, Trump said it would feature underground meeting rooms, a military hospital and a "drone-proof" roof.

From Barron's • Jun. 5, 2026

They agreed to the Limited Test Ban Treaty, the first nuclear arms control agreement, banning nuclear tests everywhere but underground.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin




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