joint boardglossary / JOINT BOARD joint board. Labor law. A committee — usu. made up of an equal number of representatives from management and the union — established to conduct grievance proceedings or resolve grievances. 词条贡献者 法律翻译玉晶,毕业于英国一流的高级翻译学院,专注翻译各类与通用数据保护条例有关的法律文件。