Quick definitions from WordNet (blue book)
▸ noun: a blue-covered booklet used in universities for writing examinations
▸ noun: a register of persons who are socially prominent
▸ noun: a report published by the British government; bound in blue
▸ noun: a blue-covered booklet used in universities for writing examinations
▸ noun: a register of persons who are socially prominent
▸ noun: a report published by the British government; bound in blue