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English definition of “vouch”

vouch

verb [+ that] uk   /vaʊtʃ/ us  
to be able from your knowledge or experience to say that something is true: As a medical examiner I can vouch from experience that his death was accidental.Making and breaking promises and commitments
Phrasal verbs
(Definition of vouch from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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