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is tunneling

  • present progressive
    of tunnel (3rd person singular).
    tunnel
    noun
    an underground passage.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

He is tunneling beneath Los Angeles to create a prototype underground transit network which, he says, can save the city from traffic congestion.

From The Guardian Jun. 4, 2018

Two football teams compete in the city’s backyard, and a subway system is tunneling its way toward the sea.

From Los Angeles Times Aug. 7, 2017

Now it is expanding its options: it is tunneling under the bottom of Lake Mead to install a third intake valve that could continue operating until lake levels dropped below 1,000 feet.

From New York Times Sep. 28, 2010

He is tunneling out of that dungeon with a gritty consistency that trashes conventional wisdom.

From Time Magazine Archive

Yet boring is largely excavation work; so is tunneling.

From The Young Engineers in Nevada Or, Seeking Fortune on the Turn of a Pick by Hancock, H. Irving (Harrie Irving)