What is another word for yellow-dog contract?
Pronunciation: [jˈɛlə͡ʊdˈɒɡ kˈɒntɹakt] (IPA) 
A yellow-dog contract is an agreement between an employer and an employee that requires the latter to give up their right to join a labor union. Such contracts are widely considered unethical and controversial. Among the synonyms for a yellow-dog contract are anti-union contract, ironclad contract, and closed shop agreement. Each term emphasizes the contractual nature of the agreement and the limiting effect it has on workers' freedom to associate with others who share their labor interests. Whatever the term, these agreements remain a topic of political and social debate, as labor rights activists continue to seek ways to protect employee rights in the workplace.
