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So instead of serving your family, friends and even co-workers outdated, calorie-laden foods, treat them to this new cuisine.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

• associate
• colleague
• confrere
• confrère

Examples of coworker in a Sentence

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

Recent Examples on the Web

What works for your friends or coworkers may not be the book for you, and that’s OK. —Clare Mulroy, USA TODAY, 1 Feb. 2025

Nielsen and her coworkers organized to form a union, part of a growing and national wave of worker organizing at Starbucks. —The Denver Post, 1 Feb. 2025

As Margot departs, Jim turns his attention back to Jenni and gabs about a former coworker named Dave, who recently lost 100 pounds. —Jessica Wang, EW.com, 28 Jan. 2025

This network of friends and family and coworkers really helps to soften the stresses in my day. —Alexandra Pastore, WWD, 28 Jan. 2025

Word History

First Known Use

1591, in the meaning defined above

Kids Definition

coworker

noun

co·​work·​er

ˈkō-ˌwər-kər

: a fellow worker