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English definition of “look in”

look in

informal
verb uk phrasal verb with look   /lʊk/ us  
to visit a person for a short time, usually when you are on your way somewhere else: I thought I might look in on Bob on my way to the shops. Can you look in on the kids before you go to bed?
(Definition of look in phrasal verb, verb from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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