The definition of a labor union is a group of workers who join together to bargain collectively with their employer.noun
The United Steelworkers is an example of a labor union where steelworkers have joined together.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
Used by arrangement with John Wiley & Sons, Inc.
labor union - Business Definition
labor union - Cultural Definition
An organization of workers formed to promote collective bargaining with employers over wages, hours, fringe benefits, job security, and working conditions.