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old

adjective (VERY FAMILIAR)
 
 
/əʊld/ US  /oʊld/

Definition

A2 [before noun] (especially of a friend) known for a long time: She's one of my oldest friends - we met at school.Lasting for a long timeRelationships in general [before noun] informal used before someone's name when you are referring to or talking to them, to show that you know them well and like them: There's old Sara working away in the corner. I hear poor old Frank's lost his job.Friendly and unfriendly terms of address
(Definition of old adjective (VERY FAMILIAR) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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