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Definitions

underground

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




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.

Inside an underground shelter at a hospital in the Israeli city of Haifa, a television screen flickers with images of Iranian missiles as doctors and midwives deliver Sarah Bird's third child.

From Barron's • Apr. 10, 2026

Mexican army divers have rescued a miner from a flooded underground tunnel two weeks after he was first trapped.

From BBC • Apr. 9, 2026

That includes using drones for tasks that once would have required sending a soldier to the danger zone, having troops hunker down in underground bunkers, and increasing efforts to evade detection.

From The Wall Street Journal • Apr. 7, 2026

All members of the Satyrex genus are fossorial, meaning they spend their lives underground.

From Science Daily • Apr. 6, 2026

"Because they go underground, and no one can see them. Hey, Sam, you know what? I bet King of Worms is underground right now, maybe right under our feet."

From "All About Sam" by Lois Lowry




Vocabulary lists containing underground