For centuries, people have been tunneling into the landscape, which proved especially adept at hiding those fleeing persecution.
It was this single factor, one of application rather than invention, that made the mechanical drill feasible for tunneling.
tunneling has been carried on quite extensively in the mining region.
Though the Spitfire was tunneling through the blue at 350 miles an hour, he suddenly found he was impatient for even more speed.
After the decision is finally made the tunneling is a rapid process.
It was manifest that though we might succeed in tunneling past one Stockade, we could not go beyond the second one.
Here the stream which has done all this carving and tunneling has got to the end of its tether.
“Brick and Jerry are tunneling this way,” said Hamp, to himself.
Many lives were sacrificed in the hazardous work of tunneling.
Closely connected with tunneling machines are the machines for "getting" coal.
mid-15c., "funnel-shaped net for catching birds," from Middle French tonnelle "net," or tonel "cask," diminutive of Old French tonne "tun, cask for liquids," possibly from the same source as Old English tunne (see tun).
Sense of "tube, pipe" (1540s) developed in English and led to sense of "underground passage," which is first attested 1765, about five years after the first modern tunnel was built (on the Grand Trunk Canal in England). This sense subsequently has been borrowed into French (1878). The earlier native word for this was mine. Meaning "burrow of an animal" is from 1873. Tunnel vision first recorded 1949. The figurative phrase light at the end of the tunnel is attested from 1922.
"excavate underground," 1795, from tunnel (n.).
tunnel tun·nel (tŭn'əl)
A passage located through or under a barrier.
See quantum tunneling.
To go into hiding (1950s+ Underworld)