1. labor union; labour union; trade union
Wikipedia definition
2. Trade unionA trade union, labour union or labor union is an organization of workers that have banded together to achieve common goals such as higher pay, increasing the number employees an employer hires, and better working conditions. The trade union, through its leadership, bargains with the employer on behalf of union members and negotiates labour contracts with employers.
Read “Trade union” on English Wikipedia
Read “労働組合” on Japanese Wikipedia
Read “Trade union” on DBpedia


to talk about this word.