labor union

noun

: an organization of workers formed for the purpose of advancing its members' interests in respect to wages, benefits, and working conditions

… members of a labor union with job protection under a collective bargaining agreement with the employer.

—Seth Sandronsky

Examples of labor union in a Sentence

Recent Examples on the Web

But labor unions and safety experts warn driverless big rigs could threaten jobs and public safety. —Los Angeles Times, 21 June 2026

The proposal has already divided Democrats and major labor unions and triggered an expensive campaign to defeat it. —Sophie Austin, Fortune, 21 June 2026

On Friday night, Paz signed an agreement with one of the labor unions, whose leaders called for the blockades to be lifted. —ABC News, 20 June 2026

Mahajan is believed to be the first person to die in a horse carriage accident since they were introduced in Central Park more than 150 years ago, according to the labor union representing the industry and the Central Park Conservancy, which manages the 843-acre (341-hectare) park. —Michael Casey, Chicago Tribune, 19 June 2026

Word History

First Known Use

1849, in the meaning defined above

Rhymes for labor union

• antiunion
• communion
• disunion
• nonunion

Kids Definition

labor union

noun

: an organization of workers formed to protect the rights and advance the interests of its members concerning wages, benefits, and working conditions

Legal Definition

labor union

noun

: a labor organization usually consisting of workers of the same trade that is formed for the purpose of advancing its members' interests (as through collective bargaining) in respect to wages, benefits, and working conditions see also craft union, bargaining unit

Note: Labor unions and employers are subject to the provisions of the National Labor Relations Act (NLRA or Wagner Act), as amended by the Labor Management Relations (Taft-Hartley) Act and the Labor Management Reporting and Disclosure (Landrum-Griffin) Act. The NLRA authorized the establishment of the National Labor Relations Board, the federal agency which administers the provisions of the Act.