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English definition of “mug”

mug

noun [C]     /mʌɡ/
CUP A2 a large cup with straight sides usually used for hot drinks: a coffee mug a steaming mug of teaDishes, bowls, cups and glasses
PERSON informal someone who is stupid and easily deceived: I was such a mug to think he'd pay me back.Stupid and silly peopleNaive and trustingInexperienced (of people)
(Definition of mug noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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