Words nearby underground
Example sentences from the Web for underground
British Dictionary definitions for underground
underground
adjective (ˈʌndəˌɡraʊnd)
occurring, situated, or used below ground level
an underground tunnel; an underground explosion
secret; hidden
underground activities
adverb (ˌʌndəˈɡraʊnd)
going below ground level
the tunnel led underground
into hiding or secrecy
the group was driven underground