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English definition of “leak”

leak

noun [C] (LIQUID/GAS)    /liːk/
B2 a hole or crack through which a liquid or gas can flow out of a container, or the liquid or gas that comes out: There's water on the floor - we must have a leak. If you suspect a gas leak, phone the emergency number.Movement of liquidsHoles, hollows and dips
(Definition of leak noun (LIQUID/GAS) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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