a. colloq. Characterized by or derived from books; given to books; bookish.

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1880.  ‘Mark Twain,’ Tramp Abroad, xlvii. 554. The most permanent lessons in morals are those which come, not of booky teaching, but of experience.

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1884.  Grant Allen, Str. Stories, 105. Gladys was clever too, though not booky.

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