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- Dictionaryunderground
adverb
- 1. beneath the surface of the ground: "miners working underground" Similar
adjective
- 1. situated beneath the surface of the ground: "an underground car park" Similar Opposite
noun
- 1. an underground railway, especially the one in London: British "travel chaos on the Underground" Similar
- 2. a group or movement organized secretly to work against an existing regime: "the French underground" Similar
verb
- 1. lay (cables) below ground level: "sections of electricity line had been undergrounded"
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: 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.
UNDERGROUND definition: 1. below the surface of the earth; below ground: 2. An underground activity is secret and usually…. Learn more.
UNDERGROUND meaning: 1. below the surface of the earth; below ground: 2. An underground activity is secret and usually…. Learn more.
published or produced by political or social radicals or nonconformists: an underground newspaper. avant-garde; experimental: an underground movie. critical of or attacking the established society or system: underground opinion. of or for nonconformists; unusual: an underground vegetarian restaurant.
1. occurring, situated, or used below ground level: an underground tunnel; an underground explosion. 2. secret; hidden: underground activities. adv. 3. going below ground level: the tunnel led underground.
Definition of underground adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
secret or hidden; not openly practiced or engaged in or shown or avowed. noun. an electric railway operating below the surface of the ground (usually in a city) synonyms: metro, subway, subway system, tube. see more. noun. a secret group organized to overthrow a government or occupation force. synonyms: resistance. see more. Cite this entry. Style:
In a country which is controlled by an enemy or has a harsh government, the underground is an organized group of people who are involved in illegal activities against the people in power. These U.S. dollars were smuggled into the country during the war, to aid the underground. 4. adjective [ADJECTIVE noun]
an underground space or passage. a secret organization fighting the established government or occupation forces: He fought in the French underground during the Nazi occupation of France.
hidden or secret; not open: underground political activities. published or produced by political or social radicals or nonconformists: an underground newspaper. avant-garde; experimental: an underground movie.
