verb (used with object)
Examples from the Web for underground
But underground classes have Persians getting with the beat.
Atefeh says the participants in the underground classes she attends are mainly young women.
Unfortunately, the underground tunnels that were used to transport booze and, if necessary, escaping patrons, are off-limits.
They go to Paris, but never leave the underground metro station, where they stalk the metro mall shops.
The song did indeed become an underground hit before hitting the mainstream, reaching No. 15 on the RB singles chart.‘The Prince of Chocolate City’: When Gil Scott-Heron Became A Music Icon|Marcus Baram|November 15, 2014|DAILY BEAST
In fact, his underground world, limited as it was, for the moment contented him utterly.The Haunters of the Silences|Charles G. D. Roberts
In Aurore's day the question had come up again—the burning question of how to get into the underground world.The Strange Story Book|Mrs. Andrew Lang
And with this underground life children have a marvelous sympathy.The Moral Instruction of Children|Felix Adler
The young remain in the underground home until they are about five months old, then they go out into the world for themselves.The Human Side of Animals|Royal Dixon
We stopped at San Clemente on our way back, hoping to see the underground church, but it was too late.Italian Letters of a Diplomat's Life|Mary Alsop King Waddington
British Dictionary definitions for underground
- a movement dedicated to overthrowing a government or occupation forces, as in the European countries occupied by the German army in World War II
- (as modifier)an underground group
- any avant-garde, experimental, or subversive movement in popular art, films, music, etc
- (as modifier)the underground press; underground music
Word Origin and History for underground
1570s, "below the surface," from under + ground (n.). As an adjective, attested from c.1600; figurative sense of "hidden, secret" is attested from 1630s; adjectival meaning "subculture" is from 1953, from World War II application to resistance movements against German occupation, on analogy of the dominant culture and Nazis. Noun sense of "underground railway" is from 1887 (shortened from phrase underground railway, itself attested from 1834).