Handbook/ˈhændbʊk/ Definition 1 of 1Pro Tip 1/3Practical Use Handbooks provide practical steps or information for a specific topic or organization. The camping handbook has a section on building a fire. Pro Tip 2/3Organizational Rules Handbooks are often used by companies to outline employee practices and expectations. Please refer to your employee handbook for our vacation policy. Pro Tip 3/3Educational Context In schools, handbooks detail rules and guidelines for students and staff. The student handbook includes the school's code of conduct.