Definition of "rulebook" [rulebook]

• A book containing rules. (noun)

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• "Having looked through the Green Ronin rulebook a while back, I have to say that as a product, the GoO version was far superior in terms of sheer size and also artwork."
• "The rulebook is simple and I admire Kederan for that."
• "I looked at the writers standing all around me and realized there was a lot more for me to learn than the laws that's how they refer to the rulebook of rugby."