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English definition of “the grandaddy of sth”

the grandaddy of sth

mainly US informal
the biggest, most important, or most powerful event or person of their type: 'Modern Times' is a classic comedy starring Charlie Chaplin, the grandaddy of comic film actors.Important and essential thingsInformation and messages
(Definition of the grandaddy of sth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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Translations of “the grandaddy of sth”

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