coworker

noun

co·​work·​er ˈkō-ˌwər-kər 

variants or co-worker

plural coworkers or co-workers

: one who works with another : a fellow worker

went out for drinks with her coworkers after work

So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.

—Charlotte Lyons

Synonyms of coworker

• colleague

Examples of coworker in a Sentence

my coworkers and I often send facetious e-mails to one another

Recent Examples on the Web

Hared accused Cariif and another coworker of taking the attachment, but both men denied any involvement, court records show. —Greg Wehner, FOXNews.com, 31 May 2026

The Saturday Night Live alum plays Suzie, a coworker of Adam Glenn/He-Man (Nicholas Galitzine), in the new Masters of the Universe film. —Lexi Lane, PEOPLE, 31 May 2026

Scammers can mimic anyone from family members and friends to coworkers or professional services workers. —Cnn.com Wire Service, Mercury News, 29 May 2026

Striking the perfect balance between comfort and polish, something my coworkers know especially well thanks to countless travel days spent prioritizing both. —Julia Morlino, Travel + Leisure, 29 May 2026

Word History

First Known Use

1591, in the meaning defined above

Rhymes for coworker

• caseworker
• farmworker
• woodworker
• worker

Kids Definition

coworker

noun

co·​work·​er

ˈkō-ˌwər-kər

: a fellow worker