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English definition of “Mr”

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Mr

noun uk   /ˈmɪs.tər/ us    /-tɚ/
A1 a title used before the family name or full name of a man who has no other title, or when talking to man who holds a particular official position: Mr Jones/Mr David Jones [as form of address] Good afternoon, Mr Dawson. We're looking for a Mr (= a man called) George Smith. It's an honour to have you here today, Mr President.
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used when expressing the idea that a man is typical of or represents a quality, activity, or place: She's still hoping to meet Mr Right (= the perfect man). He thinks he's Mr Big (= someone very important).
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(Definition of Mr from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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