underground | |
1. adj. (not comparable) Below the ground; below the surface of the Earth. | |
There is an underground tunnel that takes you across the river. | |
2. adj. (anchor, hidden)Hidden, furtive, secretive. | |
These criminals operate through an underground network. | |
3. adj. Of music, art, etc, outside the mainstream. | |
4. adv. Below the ground. | |
The tunnel goes underground at this point. | |
5. adv. Secretly. | |
6. n. (chiefly British) An underground railway. | |
7. n. (with "the") A movement or organisation of people who resist political convention. | |
8. n. (with "the") A movement or organisation of people who resist artistic convention. | |
9. v. To route electricity distribution cables underground | |