underground
/ˌʌn.dəɹˈɡɹaʊnd/ adverb B2- Below the ground. · The tunnel goes underground at this point.
- Secretly.
From the library
For Nagaina will surely kill him underground.”
I began my operations at Gloucester Road Station, where a very helpful official walked with me along the track and allowed me to satisfy myself not only that the back-stair windows of Caulfield Gardens open on the line but the even more essential fact that, owing to the intersection of one of the larger railways, the Underground trains are frequently held motionless for some minutes at that very spot.”
We travelled by the Underground as far as Aldersgate; and a short walk took us to Saxe-Coburg Square, the scene of the singular story which we had listened to in the morning.
The domed roof had half fallen in and blocked up the underground passage from the palace by which the queens used to enter.
Other matches
Learn underground in real texts
With a free account, hover any word in the library for its meaning, hear it read aloud, save words for review timed to your memory, and see how much of each book you already know.