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So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.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

The comedian will star in the series as Bev, the longtime best friend and coworker of Dawn, a Midwestern woman in her late 50s working at her local Catholic church, who comes out as bisexual. — Glenn Garner, Deadline, 16 Sep. 2026

Not just the patient's premiums, but those of coworkers or anyone else on the health plan. — Bo Evans, CBS News, 16 Sep. 2026

Oftentimes the best ideas come from an insight a colleague or coworker has that improves the overall concept. — Wwd Staff, Footwear News, 14 Sep. 2026

The victims were mothers and fathers, sons and daughters, husbands and wives, friends and coworkers. — Bobby Zirkin, Baltimore Sun, 14 Sep. 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