A book containing religious prayers / (when capitalized) The Book of Common Prayer / (nautical) A small holystone

(authorship) Electronic book, a book published in electronic form.

(rare, perhaps archaic) Alternative form of bookworm

A personal notebook or journal in which memorabilia, quotations, etc., are written.

(arachnology) A lamellate respiratory organ found in arachnids.

(theater) Able to perform scripted material from memory, without need to refer to the text. / (accounting) Off the books, not officially recorded.

The Bible, or by extension the scripture of another religion.

(transitive, idiomatic, informal) To charge with or convict of as many crimes as possible. / (transitive, idiomatic, informal) To apply the harshest possible punishment to.

(obsolete) An ABC book; abecedary; a primer.

(accounting) A book in which accounts are kept; ledger.