underground

adverb
un·​der·​ground | \ ˌən-dər-ˈgrau̇nd How to pronounce underground (audio) \

Definition of underground

 (Entry 1 of 3)

1 : beneath the surface of the earth
2 : in or into hiding or secret operation

underground

noun
\ ˈən-dər-ˌgrau̇nd How to pronounce underground (audio) \

Definition of underground (Entry 2 of 3)

1 : a subterranean space or channel
2 : an underground city railway system
3a : a movement or group organized in strict secrecy among citizens especially in an occupied country for maintaining communications, popular solidarity, and concerted resistive action pending liberation
b : a clandestine conspiratorial organization set up for revolutionary or other disruptive purposes especially against a civil order
c : an unofficial, unsanctioned, or illegal but informal movement or group especially : a usually avant-garde group or movement that functions outside the establishment

underground

adjective
un·​der·​ground | \ ˈən-dər-ˌgrau̇nd How to pronounce underground (audio) \

Definition of underground (Entry 3 of 3)

1 : being, growing, operating, or situated below the surface of the ground
2 : conducted by secret means
3a : existing outside the establishment an underground literary reputation
b : existing outside the purview of tax collectors or statisticians the underground economy
4a : produced or published outside the establishment especially by the avant-garde underground movies underground newspapers
b : of or relating to the avant-garde underground an underground moviemaker an underground theater

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Examples of underground in a Sentence

Adverb They had been living underground as fugitives. Noun I've ridden on the New York subway, the Paris Metro, and the London Underground. joined the underground while still a teenager Adjective The drugs are supplied through an underground network. She loves the city's underground music scene.
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Recent Examples on the Web: Adverb Harsh winters in Korea made food preservation essential, and one method consisted of salting vegetables, among other foods, and storing them underground in earthenware containers to ferment. Amber Lee, Bon Appétit, "My Fridge Isn’t Complete Without a Massive Jar of Kimchi," 13 Nov. 2020 For distribution to smaller restaurants, GU goes underground as well. Kate Peters, Popular Mechanics, "The Future of Farming Is Inside This Bomb Shelter," 12 Nov. 2020 The new plans submitted last month through Wonus' company Winter Park Historic Hotels Group made changes such as moving a parking garage underground. Trevor Fraser, orlandosentinel.com, "Proposed Winter Park hotel on Lake Killarney draws ire and praise from the neighborhood," 12 Nov. 2020 Many, say organizers, have chosen to go underground and hope for a new administration. Rafil Kroll-zaidi, The New York Review of Books, "The Revival of Church Sanctuary," 3 Nov. 2020 Wars don’t end, but go underground; loss leads to resentment and then retrenchment, and a century and a half later, the conflict returns in new forms. Washington Post, "I returned to the National Gallery seeking comfort. But art no longer feels like an escape.," 7 Oct. 2020 According to Forbes, the Gjellestad ship spent more than 1,000 years hidden underground near the Jell Mound in Østfold County. Nora Mcgreevy, Smithsonian Magazine, "For the First Time in a Century, Norway Will Excavate Viking Ship Burial," 12 May 2020 Joe Biden, within his aggressive climate plans, aims to keep power plant and industrial workers at their jobs by backing technologies that capture carbon emissions from smokestacks and store it underground. Abby Smith, Washington Examiner, "Biden bucks environmental Left with plan to retain fossil fuel jobs by capturing carbon emissions," 24 Oct. 2020 During Van Halen’s 1980s heyday, electronics and hip-hop were reshaping the pop mainstream, while much of hard rock went underground and splintered. Jon Pareles, New York Times, "Eddie Van Halen, the Shredder Supreme," 7 Oct. 2020 Recent Examples on the Web: Noun The paperwork also details plans to add 180 parking spaces in a garage both above and underground and 30 spaces along the street. Eric Heisig, cleveland, "Developers behind Church + State unveil plans for hotel, new apartments in Cleveland’s Ohio City neighborhood," 10 Nov. 2020 Tuesday's Presidential vote could bring about significant changes for the strong and proud, who for generations have lurched far below the earth's surface into the sooty pleats of the underground to extract vital sources of energy. Hollie Mckay, Fox News, "Coal workers fear a Biden presidency will decimate industry," 30 Oct. 2020 In 2016, the city moved overhead powerlines on the southwestern side of the butte that ran up to the peak underground and cut the polls down to stumps. Paulina Pineda, The Arizona Republic, "As graffiti removed from Tempe Butte, city and tribal leaders ask visitors to respect the sacred area," 25 Sep. 2020 Engineers from both countries determined that the only solution was an international drainage system — a roughly 16-mile combination of pipeline, tunnel and open channel that crosses the border underground. Kevin Sieff, Washington Post, "Under the U.S.-Mexico border, miles of tunnels worth millions of dollars — to traffickers," 13 Oct. 2020 Chinese Catholics have for decades been split between underground and government-approved churches. Francis X. Rocca And Courtney Mcbride, WSJ, "Pompeo Calls On Pope Francis to Defend Religious Freedom in China," 30 Sep. 2020 To further complicate things, Buckley decided New York underground guitarist Tom Verlaine should produce the new album, tentatively titled My Sweetheart the Drunk. Tom Maxwell, Longreads, "Shelved: Jeff Buckley’s Sketches for My Sweetheart the Drunk," 10 Aug. 2020 Preserved as small, charred cylinders, the ancient plants were identified as rhizomes, or underground stems that store proteins and starches, sometimes in the form of tubers like potatoes or yams. Katherine J. Wu, Smithsonian Magazine, "Humans Were Roasting Root Vegetables 170,000 Years Ago, Study Suggests," 7 Jan. 2020 In this case, the creatures come up from underground and people start disappearing one by one. Bianca Rodriguez, Marie Claire, "35 Not-Too-Scary Halloween Movies for Scaredy Cats," 21 Sep. 2020 Recent Examples on the Web: Adjective The store has free underground parking with elevators to the store level. Maria Halkias, Dallas News, "Go inside the new Tom Thumb that brands itself as Deep Ellum’s supermarket," 5 Nov. 2020 This special will air live from Colbert’s virtual underground political bunker. oregonlive, "How to watch Stephen Colbert’s Election Night 2020 special live stream online | TV channel, time for ‘Democracy’s Last Stand’ on Showtime," 4 Nov. 2020 Meanwhile large-scale underground events are occurring that completely violate all health and safety guidelines, which only prolongs our pandemic. San Diego Union-Tribune, "Commentary: If 2020 was when everything came crashing down, 2021 will be a steep uphill climb," 4 Nov. 2020 Contemporary accounts tend to mythologize the brief life of Jean-Michel Basquiat, who rocketed from New York City’s underground graffiti culture to worldwide acclaim before dying of a heroin overdose at just 27 years old. Nora Mcgreevy, Smithsonian Magazine, "How Jean-Michel Basquiat and His Peers Made Graffiti Mainstream," 3 Nov. 2020 The project is focused on upgrading curb inlets, constructing a new underground box culvert, and replacing sewer and water lines. Vincent T. Davis, ExpressNews.com, "Early voting shows Alamo Heights in favor of bond issue; Universal City reelecting ousted councilwoman," 3 Nov. 2020 Live from his virtual underground political bunker, Stephen will react in real time as state-by-state results are tallied. Washington Post, "What to watch on Tuesday: ‘Felix Lobrecht: Hype’ on Netflix," 3 Nov. 2020 Water issuing from springs and other underground sources can also be safe in most areas. Popular Science, "Wood filters, hot rocks, and seven other ways to purify water in the wild," 2 Nov. 2020 Koren has shot some of my favorite stories and cookbooks from the past few years, like this feature on underground chefs in South L.A. and this story about Sriracha baked macaroni and cheese. Soleil Ho, SFChronicle.com, "Fresh blood at Bon Appetit: What’s next after a year of racial tumult?," 2 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underground.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of underground

Adverb

14th century, in the meaning defined at sense 1

Noun

1594, in the meaning defined at sense 1

Adjective

1601, in the meaning defined at sense 1

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Time Traveler for underground

Time Traveler

The first known use of underground was in the 14th century

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Statistics for underground

Last Updated

17 Nov 2020

Cite this Entry

“Underground.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underground. Accessed 27 Nov. 2020.

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More Definitions for underground

underground

adverb
How to pronounce underground (audio)

English Language Learners Definition of underground

 (Entry 1 of 3)

: below the surface of the earth
: in or into a place that is hidden or secret : out of the view of the public

underground

noun
How to pronounce underground (audio)

English Language Learners Definition of underground (Entry 2 of 3)

British : a system of trains that run below the ground in a large city
: a group of people who secretly work to oppose or overthrow a government

underground

adjective
How to pronounce underground (audio)

English Language Learners Definition of underground (Entry 3 of 3)

: located or occurring below the surface of the earth
: secret and usually illegal
: of, relating to, or produced in a social and artistic world that is different and separate from the main part of society

underground

adverb
un·​der·​ground | \ ˌən-dər-ˈgrau̇nd How to pronounce underground (audio) \

Kids Definition of underground

 (Entry 1 of 3)

1 : below the surface of the earth
2 : in or into hiding or secret operation The rebels went underground.

underground

noun
un·​der·​ground | \ ˈən-dər-ˌgrau̇nd How to pronounce underground (audio) \

Kids Definition of underground (Entry 2 of 3)

1 : subway
2 : a secret political movement or group

underground

adjective
un·​der·​ground | \ ˈən-dər-ˌgrau̇nd How to pronounce underground (audio) \

Kids Definition of underground (Entry 3 of 3)

1 : located under the surface of the ground underground pipes
2 : done or happening secretly an underground revolt

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Comments on underground

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