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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.

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

From Science Daily • Apr. 6, 2026

Then it would need to be mechanically excavated from deep underground in the middle of hostile territory and could weigh 1,000 pounds.

From Salon • Apr. 3, 2026

Then there is Qeshm, the largest island in the Gulf and 75 times bigger than Kharg, where Iran is suspected of housing underground missile and drone sites.

From BBC • Mar. 30, 2026

KoBold probed deeper underground than others had looked and discovered a vast deposit of high-grade copper.

From The Wall Street Journal • Mar. 28, 2026

In fact the only underground address we had at the moment was the home of a woman named De Boer, not four blocks from the Beje.

From "The Hiding Place" by Corrie ten Boom