Top Definition
An imaginary list of persons or groups who are held in high regard by a particular individual. Often used in reference to whenever someone gains a more favorable impression of another.
I never really liked Bob in the past, but when he stuck up for me the other day I put him in my cool book.
by reverendmagus March 22, 2008
1 more definition
5 Words related to cool book
Book of who is cool;a slang term for generally accepted or well-liked in a group of people.
Emmanuel is in Steve's coolbook right now.

Oh no! Mrs.Krumm is not in Steve's coolbook
by Steve September 05, 2003

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