Working-class (noun)

The social group consisting of those who are employed for wages, especially in manual or industrial work.

Origin:

From work + class, first recorded in the late 19th century.

Examples:

1. The working-class is an important part of the country's economy.
2. The working-class has been hit hard by the recent recession.
3. Working-class people often face discrimination in the job market.
4. The political party is trying to address the concerns of the working-class.
5. Working-class neighborhoods often lack basic amenities like grocery stores and health clinics.