Liberal Dictionary English Dictionary
noun
- a person devoted to reading or studying.
- any of various insects that feed on books, especially a booklouse.
noun
- a person excessively devoted to studying or reading
- any of various small insects that feed on the binding paste of books, esp the book louse
1590s (of people), 1855 of insects or maggots; there is no single species known by this name, which is applied to the anolium beetle, silverfishes, and book lice. See book (n.) + worm (n.).