co·​found | \ ˌkō-ˈfau̇nd How to pronounce cofound (audio) \
variants: or co-found
cofounded or co-founded; cofounding or cofounding

Definition of cofound

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

Keep scrolling for more

Other Words from cofound

cofounder \ ˌkō-​ˈfau̇n-​dər How to pronounce cofounder (audio) \ or co-founder noun, 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 His father was a prominent early psychoanalyst, who studied under Anna Freud in Vienna and then cofounded the Philadelphia Psychoanalytic Institute. Bonnie L. Cook,, "Oliver Caldwell Biddle, 96, lawyer, author and member of prominent Philadelphia family," 30 Mar. 2018 Schneider, a native of Dusseldorf, cofounded Kraftwerk with Hutter in 1970, and the two remained its primary creative directors for nearly 40 years. NBC News, "Florian Schneider, Kraftwerk cofounder, dies at 73," 6 May 2020 Her previous work included cofounding the Racist Sandwich podcast and being a freelance food and pop culture writer and restaurant chef. Tara Duggan,, "San Francisco Chronicle food critic Soleil Ho nominated for James Beard award," 4 May 2020 Shortly after he was fired from Team 10, Thomas helped to cofound the Hype House, along with Daisy, Chase Hudson (aka Lil Huddy), and a few other TikTok stars. Carolyn Twersky, Seventeen, "Everything You Need to Know About TikTok Star Thomas Petrou," 31 Mar. 2020 All, except Outdoor Research, are members of the Sustainable Apparel Coalition (SAC), a nonprofit cofounded in 2010 by Patagonia and Walmart to track fair-labor issues in the apparel industry. Joe Lindsey, Outside Online, "The Dark Secrets Lurking Inside Your Outdoor Gear," 21 Feb. 2020 Though not venture backed, Southwest Airlines was cofounded in 1967 by Herb Kelleher and of course has gone on to become a very successful business. Issie Lapowsky, WIRED, "How Early-Stage VCs Decide Where to Invest," 4 June 2019 In 2014, Gvasalia cofounded Vetements, whose style (voluminous hoodies; ankle boots with cigarette lighters for heels; upcycled and repurposed denim) attracted a hundred imitators and admirers as different as and . Nathan Heller, Vogue, "Demna Gvasalia on Balenciaga, Haute Couture, and Why He’s Staying Put in Zurich," 12 Feb. 2020 Along with John practicing in the firm their father cofounded, David of Natick is a District Court judge, Jeffrey of Wellesley is a Superior Court judge, and Jennifer of Milton is with the firm Goodwin Procter., "A longtime Wellesley Republican whose career in politics stretched for more than four decades, Mr. Locke died Thursday. He was 92, lived in Holliston, and was still practicing law in the firm he had helped found in 1955.," 18 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cofound.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of cofound

circa 1661, in the meaning defined above

Keep scrolling for more

Learn More about cofound

Time Traveler for cofound

Time Traveler

The first known use of cofound was circa 1661

See more words from the same year

Statistics for cofound

Last Updated

11 Jun 2020

Cite this Entry

“Cofound.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2020.

Comments on cofound

What made you want to look up cofound? Please tell us where you read or heard it (including the quote, if possible).


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!