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English definition of “coastguard”

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coastguard

noun uk   /ˈkəʊst.ɡɑːd/ us    /ˈkoʊst.ɡɑːrd/
[C] an official who is employed to watch the sea near to a coast for ships that are in danger or involved with illegal activitiesthe coastguard [S] the official organization that coastguards belong to
(Definition of coastguard from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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