'Blue book' definitions:

Definition of 'blue book'

(from WordNet)
noun
A report published by the British government; bound in blue
noun
A register of persons who are socially prominent
noun
A blue booklet used in universities for writing examinations

Definition of 'Blue book'

From: GCIDE
  • Blue book \Blue" book`\
  • 1. A parliamentary publication, so called from its blue paper covers. [Eng.] [1913 Webster]
  • 2. The United States official "Biennial Register." [1913 Webster] Bluebottle

Synonyms of 'blue book'

From: Moby Thesaurus