(idiomatic) To gamble, either by placing or taking bets. / (idiomatic) To be very confident.

Dominated or plagued by books.

simple past tense and past participle of double-book

present participle of double-book

(transitive) To book or reserve something for two people simultaneously. / (reflexive) To make arrangements to do two things at the same time, such that it is impossible to keep both arrangements.

Alternative form of book signing.

Alternative spelling of rulebook

Alternative spelling of rulebook

A book containing mug shots, pictures of faces.

A waterproof book for children that can be read in the bath.