IPA: /ˈbluːbʊk/
KK: /ˈbluˌbʊk/
A small book with blank pages that is used for writing answers during exams, typically having blue covers.
Students filled out their answers in the bluebook during the final exam.
The word 'bluebook' originates from the combination of 'blue' (from Old English 'blāw', meaning the color blue) and 'book' (from Old English 'bōc', meaning a written work or volume). A bluebook is typically a book with a blue cover, often used for specific purposes such as academic or legal documentation.
Think of the color 'blue' and remember that a 'bluebook' is a book that is blue in color, often used for formal or academic purposes.