Underground

adj. subterranean, below the surface of the ground; to be used below the surface of the ground; clandestine, conspiratorial

n. region beneath the ground's surface; secret organization fighting occupational forces or an established government; (British) subway, underground train system; subterranean passage

adv. not openly, in a clandestine manner; below the surface of the ground

Underground may refer to:Underground rapid transit system, urban railwayLondon Underground, a metro system that covers the Greater London areaResistance movement, dedicated to fighting an invader or the governmentIn film:Underground (1995 film), directed by Emir KusturicaUnderground (1970 film)Underground (1941 film), directed by Vincent ShermanUnderground (1928 film), directed by Anthony AsquithIn music:Underground (Thelonious Monk album), a 1967 jazz recording by Thelonious MonkUnderground (Keaggy album), a 1983 album by guitarist Phil KeaggyUnderground (Analog Pussy album), a 2001 album by Analog PussyUnderground (Electric Prunes album), a 1967 album by The Electric PrunesUnderground (soundtrack), soundtrack to the Emir Kusturica film by Goran Bregović"Underground" (song), a 1986 single by David Bowie featured in the film Labyrinth"Underground" (Ben Folds Five song), a 1995 song by Ben Folds FiveThe Underground (concert venue), a Christian-affiliated concert venue, operated in the Greater Cincinnati areaUnderground Operations, a Toronto-based independent punk rock record labelUnderground Resistance, a musical collective from Detroit, MichiganLinkin Park Underground, the official fan club of the band Linkin Park
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Noun
1. a secret group organized to overthrow a government or occupation force
(synonym) resistance
(hypernym) revolutionary group
(hyponym) Maquis
2. electric underground railway
(synonym) metro, subway, tube
(hypernym) railway, railroad, railroad line, railway line, railway system
Adjective
1. under the level of the ground; "belowground storage areas"; "underground caverns"
(synonym) belowground
(similar) subsurface
2. conducted with or marked by hidden aims or methods; "clandestine intelligence operations"; "cloak-and-dagger activities behind enemy lines"; "hole-and-corner intrigue"; "secret missions"; "a secret agent"; "secret sales of arms"; "surreptitious mobilization of troops"; "an undercover investigation"; "underground resistance"
(synonym) clandestine, cloak-and-dagger, hole-and-corner(a), hugger-mugger, hush-hush, on the quiet(p), secret, surreptitious, undercover
(similar) covert
3. used of independent armed resistance forces; "guerrilla warfare"; "partisan forces"
(synonym) guerrilla(a), guerilla(a), irregular
(similar) partisan, partizan
Adverb
1. in or into hiding or secret operation; "the organization was driven underground"
2. beneath the surface of the earth; "water flowing underground"

adj. underground, subterranean, below the surface of the ground

n. underground, region beneath the ground's surface, secret organization fighting occupational forces or an established government

n. underground, subway