Oxford Dictionary English book group nounnoun BrE BrE//ˈbʊk ɡruːp// ; NAmE NAmE//ˈbʊk ɡruːp// (also book club, reading group) Add to my wordlistjump to other resultsa group of people who meet together regularly to discuss a book they have all readSee book group in the Oxford Advanced American DictionaryCheck pronunciation: book group oxfordlearnersdictionaries.com