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So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.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

Being able to have the in-person connectivity with talking to your coworkers, being able to collaborate, is great and then also the larger programming of the company as a whole. — Kaleigh Werner, Footwear News, 9 Oct. 2026

Let this serve as your reminder that a sweet-smelling scented candle makes a lovely present for just about any favorite coworker, significant other, your votive-loving mom, or yourself. — Audrey Lee, Architectural Digest, 7 Oct. 2026

As the deadline approached, Claude responded by threatening to blackmail Johnson, revealing the affair to his wife and coworkers unless the replacement was called off. — Kevin Roose, Vanity Fair, 7 Oct. 2026

Your coworkers or fellow party guests might have the same concerns—and be waiting for someone else to say something. — Angela Haupt, Time, 7 Oct. 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