Meaning of “leak” in the English Dictionary

"leak" in British English

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leakverb [ I or T ]

uk /liːk/ us /liːk/

leaknoun [ C ]

uk /liːk/ us /liːk/

(Definition of “leak” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"leak" in American English

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leakverb [ I/T ]

us /lik/

(of a liquid or gas) to escape from a hole or crack in a pipe or container, or (of a container) to allow liquid or gas to escape:

[ I ] He heard the sound of dripping and saw water leaking from a pipe overhead.
[ T ] The ship ran aground off the coast and began to leak oil.

To leak is also to give out information privately, esp. when people in authority do not want it to be known:

[ T ] Someone had leaked the news of the ambassador’s resignation to the press.
leaky
adjective [ -er/-est only ] us /ˈli·ki/

There’s a leaky radiator in the bedroom.

leaknoun [ C ]

us /lik/

A leak is also the act of giving out information privately, esp. when people in authority do not want it to be known:

The Justice Department was investigating security leaks.

(Definition of “leak” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"leak" in Business English

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leakverb

uk /liːk/ us

[ I or T ] if a liquid or gas leaks, or is allowed to leak, from a pipe or container, it escapes through an opening:

Textile chemicals leaking from a container started a fire in a cargo compartment.
The ship leaked an estimated 70,000 gallons of fuel.

[ T ] to allow secret information to become generally known:

Staff members were accused of leaking information about the deal to the newspapers.

leaknoun [ C ]

uk /liːk/ us

an opening through which liquid or gas can escape from a pipe or container, or the liquid or gas that escapes:

fuel/gas/oil leaks

the act of allowing secret information to become publicly known:

The leak of the top-secret discussions will be a huge embarrassment to the company.

(Definition of “leak” from the Cambridge Business English Dictionary © Cambridge University Press)