Underground
British rail network
Underground means beneath the surface of the earth: underground tunnels, underground parking.
The term extends to anything hidden or operating outside official channels.
An underground movement works in secret, often against authority.
The underground can mean a resistance network or an alternative cultural scene: the punk underground.
As an adverb: The animals burrow underground.
In British English, the Underground is the subway system.
Enclosed underground route
- subwayUnderground transit passage
- cavernLarge natural underground chamber
- bunkerReinforced subterranean stronghold
- mineOre excavation site
basement · cellar · burrow · catacomb · sewer · vault · metro · tube
Another available choice
- indieProduced outside majors
- subcultureGroup with alternative norms
- punkRaw, fast rock genre
- zineSelf-published small periodical
DIY · avant-garde · fringe · bohemian · experimental · radical · outsider · nonconformist
Urban rail transit
- subwayUnderground transit passage
- tubeHollow cylindrical passage
- stationFixed stopping point
- platformRaised flat structure
commuter · tunnel · rail · train · line · escalator · fare · transit
tunnel
Enclosed underground route
- subwayUnderground transit passage
- cavernLarge natural underground chamber
- bunkerReinforced subterranean stronghold
mine · basement · cellar · burrow · catacomb · sewer · vault · metro · tube · passage
alternative
Another available choice
- indieProduced outside majors
- subcultureGroup with alternative norms
- punkRaw, fast rock genre
zine · DIY · avant-garde · fringe · bohemian · experimental · radical · outsider · nonconformist · grassroots
metro
Urban rail transit
platform · commuter · tunnel · rail · train · line · escalator · fare · transit · carriage
rebel
Authority defier
- partisanBiased toward one side
- dissidentOpposer of established systems
- clandestineConcealed from authorities
safehouse · samizdat · maquis · covert · guerrilla · sabotage · smuggling · hideout · cell · conspiracy
rave
Enthusiastic praise or nightlong dance
DJ · warehouse · soundsystem · breakbeat · dubstep · jungle · acid · bassline · pirate radio · mixtape
- British Railcarriage, guard, signal box, level crossing, platform
- History FilmsLincoln, Gettysburg, Glory, Selma, Saving Private Ryan
- UK TravelLondon, Edinburgh, Scotland, Wales, England
- factionsfactions, faction, splinter groups, splinter party, blocs
Undergroundaboveground
Not beneath the earth
overground · surface · above ground · elevated · aerial
Undergroundovert
Plainly apparent to all
open · aboveboard · public · out in the open · visible
Undergroundmainstream
Dominant cultural current
commercial · establishment · conventional · popular · mass-market
- underground networksHidden interconnected systems below
- go undergroundEscape detection by hiding
- underground economyUnreported commercial activity
- underground movementSecret organized opposition
- going undergroundDescending beneath earth's surface
- underground bunkerReinforced subterranean refuge