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 Ketai cofounded Bedrock with Gilbert in 2011 and previously served as Bedrock's CEO and managing partner. Jc Reindl, Detroit Free Press, "Bedrock just named new CEO: What we know about Matt Cullen," 29 Aug. 2019 The podcast is being launched by The Anti-Slavery Collective, a charity that Princess Eugenie cofounded to tackle modern slavery around the world. Amy Mackelden, Harper's BAZAAR, "Princess Eugenie Is Giving Us Our First Royal Podcast," 2 Aug. 2019 The pair this year cofounded the Institute for Human-Centered Artificial Intelligence to help ensure advances in AI don’t hurt people or society by destroying jobs or creating new forms of discrimination. Wired, "Planned Eric Schmidt Talk at AI Conference Draws Protest," 3 Sep. 2019 Benjamin Orr, who cofounded The Cars, died in 2000. Rachel Yang,, "Ric Ocasek, lead singer of The Cars, dies at 75," 16 Sep. 2019 Put Favorite Sites on Speed Dial Vivaldi was cofounded by Jon Stephenson von Tetzchner, the former CEO of Opera, another popular browser. David Nield, Wired, "6 Reasons to Ditch Chrome for the Vivaldi Browser on Android," 14 Sep. 2019 In February, an artificial intelligence lab cofounded by Elon Musk informed the world that its latest breakthrough was too risky to release to the public. Tom Simonite, WIRED, "OpenAI Said Its Code Was Risky. Two Grads Recreated It Anyway," 26 Aug. 2019 On October 22, Maria Grazia will come to New York to receive the Sisterhood Is Powerful Award for Wearable Media from the Women’s Media Center, cofounded by Jane Fonda, Gloria Steinem, and myself, at the annual Women’s Media Awards gala. Jason Kibbler; Fashion Editor: Miguel Enamorado, Harper's BAZAAR, "Maria Grazia Chiuri Talks Feminism in Fashion & the Power of Sisterhood," 30 July 2019 On top of her film work, Bell recently cofounded This Bar Saves Lives, a granola bar company that donates money to various charities. Rebecca Shinners,, "Kristen Bell Just Revealed Why Her Anxiety and Depression Have Become So Awful—and It’s Extremely Relatable," 21 Aug. 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

30 Oct 2019

Cite this Entry

“Cofound.” The Dictionary, Merriam-Webster Inc., Accessed 22 November 2019.

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).


not agreeing with established beliefs

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

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!