As used in this article, the following terms have the following definitions: (a) The term "person" means any individual, proprietorship, partnership, firm, association, corporation, labor organization or any other legal entity. (b) The term "labor organization" means any organization, agency, union or employee representation committee of any kind, that exists, in whole or in part, to assist employees in negotiating with employers concerning grievances, labor disputes, wages, rates of pay, or other