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So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.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

In fact, my coworker just wore a pair all over Japan. —Alyssa Grabinski, PEOPLE, 25 Apr. 2026

Before the contract was signed in early 2023, state ethics officials warned that the MDE employee could not participate in matters involving coworkers at the university. —Christine Condon, Baltimore Sun, 24 Apr. 2026

Lewis and King were coworkers at Taco Casa, a fast food restaurant near the junction of Interstate 30 and East Loop 820 in Fort Worth. —Emerson Clarridge, Fort Worth Star-Telegram, 24 Apr. 2026

Patti leads with love and believes that love works in the actions her PG&E coworkers take for each other and for customers every day. —George Avalos, Mercury News, 24 Apr. 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