A union refers to an organization that represents the interests of workers in a particular industry or profession. Unions in South Africa are formed to negotiate better working conditions, wages, and benefits for their members, and to protect their rights and interests in the workplace.

Unions in South Africa play a key role in advocating for fair and equitable treatment of workers, and in ensuring that employers abide by laws and regulations that protect the rights of workers. They also negotiate collective bargaining agreements with employers on behalf of their members, which set out the terms and conditions of employment, including wages, hours of work, and other benefits.

Unions also provide support and assistance to their members, such as legal representation and advice, training and development programs, and financial assistance in the case of disputes or lay-offs. They also play a role in promoting and protecting the rights of workers more broadly, including advocating for stronger labor laws and regulations and promoting social and economic justice. Overall, unions in South Africa play an important role in ensuring that workers are treated fairly and equitably, and in promoting and protecting their rights and interests in the workplace. They serve as a voice for workers and play a key role in promoting social and economic justice in South Africa.