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English definition of “fasten on/upon sth”

fasten on/upon sth

verb uk phrasal verb with fasten   /ˈfɑː.sən/ us    /ˈfæs.ən/
to give attention to something, because it is of special interest or often because you think it is the cause of a problem: The tabloid newspapers have fastened on popular psychology. My mind fastened on his admission that he was an agent.
(Definition of fasten on/upon sth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “fasten on/upon sth”

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