Definition of "bookful"

bookful¹

adjective
comparative more bookful, superlative most bookful
1. (obsolete) Full of book-knowledge; stuffed with ideas gleaned from books.
  Quotations
  The Bookful Blockhead, ignorantly read, / With Loads of Learned Lumber in his Head.
  1711, Alexander Pope, An Essay on Criticism, section XXXV

bookful²

noun
plural bookfuls or booksful
1. As much as a book holds.