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English definition of “bosom friend/buddy/pal”

bosom friend/buddy/pal

noun [C]    
a friend that you like a lot and have a very close relationship withFriends, acquaintances and contemporaries
(Definition of bosom friend/buddy/pal noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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Translations of “bosom friend/buddy/pal”

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to have a good relationship with someone in which they like you and from which you get an advantage

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