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English definition of “overgrown schoolboy/schoolgirl”

overgrown schoolboy/schoolgirl

disapproving
an adult who behaves like a child: Jim is just an overgrown schoolboy.Physically and mentally mature and immature
(Definition of overgrown schoolboy/schoolgirl from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Translations of “overgrown schoolboy/schoolgirl”

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