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English definition of “'s”

's

/-s/ /-z/
short form of is: It's in the cupboard. short form of has: She's gone home. informal short form of does (only used in spoken questions): How's this thing work?Question words and expressions short form of us (only used after 'let'): Let's go swimming this afternoon.Personal pronouns
(Definition of 's from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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