Blue-collar (adjective)

Relating to manual work or manual workers, especially in an industrial setting.

Origin:

The term originated in the united states in the early 20th century to describe manual laborers who typically wore blue shirts, as opposed to white-collar workers who wore white shirts.

Examples:

1. He came from a long line of blue-collar workers and was proud of his work ethic.
2. The city had a high concentration of blue-collar jobs in manufacturing and construction.
3. Many blue-collar workers have been affected by the outsourcing of jobs to other countries.
4. She grew up in a blue-collar neighborhood and learned the value of hard work from a young age.
5. The union represented the interests of blue-collar workers and helped to secure fair wages and working conditions.