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So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.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

• colleague

Examples of coworker in a Sentence

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

Recent Examples on the Web

And with the holidays right around the corner, keep in mind that a sweet-smelling scented candle gift makes a lovely present for just about anyone on your list—from a coworker to your votive-loving mom. —Audrey Lee, Architectural Digest, 8 Oct. 2025

Cuoco also said Ritter taught her to treat all colleagues, fans and coworkers the same way. —Victoria Edel, PEOPLE, 8 Oct. 2025

For the coworker who's always organized and appreciates a tidy desk, this desk vacuum cleaner is perfect for quick tidy-ups. —Tabitha Britt, Better Homes & Gardens, 3 Oct. 2025

One of them was Segar, his former coworker, who was in the middle of his workday and didn’t have the bandwidth to engage with Jon’s fantasies about a cataclysmic event. —Miles Klee, Rolling Stone, 1 Oct. 2025

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