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English definition of “mouth off (about sth)”

mouth off (about sth)

informal disapproving
verb [T] uk phrasal verb with mouth   /maʊð/ us  
to express your opinions too loudly and publicly: I had to listen to Michael mouthing off about the government all through lunch.
(Definition of mouth off (about sth) from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “mouth off (about sth)”

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