/ Dictionary / Index B bookmaker: Meaning and Definition of Find definitions for: book•mak•er Pronunciation: (book'mā"kur), [key] — n. a person who makes a business of accepting the bets of others on the outcome of sports contests, esp. of horse races. a person who makes books. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bookmaker (Thesaurus) book lung bookman Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language