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 译者黎川,毕业于世界顶级翻译学院,擅长翻译各种与专利与技术诉讼相关的法律文件。