"MacGuff" meaning in English

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          "ref": "2007 December 3, Christy Lemire, “Review: \"Juno\" A Small Comic Charmer”, in CBS News:",
          "text": "Juno MacGuff is the kind of teenager we all wish we could have been: quick-witted, frighteningly intelligent beyond her years and comfortable enough in her own skin to resist those incessant high-school pressures to conform, even as her body expands with an unplanned pregnancy.",
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  "word": "MacGuff"
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          "text": "Juno MacGuff is the kind of teenager we all wish we could have been: quick-witted, frighteningly intelligent beyond her years and comfortable enough in her own skin to resist those incessant high-school pressures to conform, even as her body expands with an unplanned pregnancy.",
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  "word": "MacGuff"
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