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English definition of “latch onto sth”

latch onto sth

(BECOME INTERESTED) informal phrasal verb with latch     /lætʃ/ verb [I or T]
to become interested in an idea, story, or activity, and to start to use it: Unfortunately the press have already latched onto the story.Finding and discovering
(Definition of latch onto sth (BECOME INTERESTED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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