cofound

verb

co·​found ˌkō-ˈfau̇nd 

variants or co-found

cofounded or co-founded; cofounding or co-founding

transitive verb

: to join one or more others in founding (something, such as an organization or institution) : to found (something) jointly

Renowned prankster and engineer Steve Wozniak has returned to the company he cofounded seven years ago.

—Paul Freiberger

… she went on to co-found the Agricultural Workers Association, which would eventually become the United Farm Workers.

—Ericka N. Goodman-Hughey

cofounder

ˌkō-ˈfau̇n-dər 

noun

or co-founder

plural cofounders or co-founders

… Beach Boys' legend and cofounder Brian Wilson performing the entire album "Pet Sounds" is enough to give any summer concertgoer a good vibration.

—Craig S. Semon

Examples of cofound in a Sentence

Recent Examples on the Web

Yudkowsky would go on to cofound the Singularity Institute for Artificial Intelligence, which is now called the Machine Learning Research Institute. —Popular Mechanics, 13 June 2023

Ravensthorpe, the Nordic colony you cofound as Eivor Wolf-Kissed, should be awash in song day and night. —Jess Grey, Wired, 16 Oct. 2021

Nutchamai branched out from her family’s financial business to, in 2002, cofound the energy drink company Carabao. —Rana Wehbe Watson, Forbes, 11 Jan. 2023

One of its earliest members, Art Clay, would go on to cofound the National Brotherhood of Skiers in 1973, along with Ben Finley, then-president of the 4 Seasons West Ski Club of Los Angeles. —Brian E. Clark, Chicago Tribune, 15 Dec. 2022

Word History

First Known Use

circa 1661, in the meaning defined above