tunnel under (something)

tunnel under (something)

To dig a passageway underneath someone or something. We've had a real problem with groundhogs tunneling under our lawn. The only way we'll get past those guards is by tunneling under them.
See also: tunnel
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

tunnel under someone or something

to dig a tunnel under someone or something. All the time she was standing in the yard talking about the moles, they were tunneling under her. They took many months to tunnel under the English Channel.
See also: tunnel
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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