Legal Definition of Organize: (a) To establish; to make something functional. (b) To form a union out of unorganized, nonunion working people | Learn the legal concept of organizing and its implications for businesses and employees. Discover how to establish a functional structure for your business and the benefits of forming a union. Understand the importance of organizing in promoting efficiency, collaboration, and growth. Find out how organizing can protect workers’ rights and provide a platform for collective bargaining. Enhance your business and advocate for your interests by understanding and leveraging the concept of organizing