blue-collar

blue +‎ collar. From the color of rugged denim and chambray work shirts often worn by manual workers, as opposed to the white dress shirts typically worn by professionals and clerical workers.

• bluecollar
• blue collar

blue-collar (comparative more blue-collar, superlative most blue-collar)

1. Working class; engaged or trained in essentially manual labor.

   Blue-collar workers represent a diminishing segment of society.

   • 2013 February 14, Scott Tobias, “Film: Reviews: A Good Day To Die Hard”, in The Onion AV Club‎:

     The blue-collar, vulnerable McClane of Die Hard wouldn’t even recognize the bulletproof, catchphrase-spouting superhero he’s become in the sequels.

2. Pertaining to the culture of blue-collar workers.

   Even as a tenured professor, she remained proud of her blue-collar values.

• pink-collar
• white-collar