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

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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

Jenny Fleiss, who cofounded Rent the Runway before joining Walmart, led the launch. Marc Bain, Quartz, "JetBlue is taking Walmart to court over its Jetblack shopping service," 25 June 2019 ZeaKal was cofounded by Chen and San Diego agricultural biotechnology veteran Jerry Caulder. San Diego Union-Tribune, "ZeaKal raises $10 million for hemp, cannabis products," 24 June 2019 The book also serves as a shout-out to the myriad mentors who’ve contributed to the success of the Hundreds streetwear brand cofounded by Kim and Ben Shenassafar (a.k.a. Adam Tschorn,, "Bobby Hundreds’ memoir is a snapshot of L.A.’s streetwear culture of the 2000s," 20 June 2019 Edward Saatchi, whose father, Maurice, cofounded the ad agency Saatchi & Saatchi, was a founding member of the Oculus Story Studio. Aric Jenkins, Fortune, "The Fall and Rise of VR: The Struggle to Make Virtual Reality Get Real," 20 June 2019 Harry cofounded the organization with Lesotho's Prince Seeiso. Chloe Foussianes, Town & Country, "Meghan Markle and Prince Harry Will Travel to South Africa, Malawi, Botswana, and Angola This Fall," 13 June 2019 Whitman is followed by Marian Ilitch, who cofounded Little Caesars Pizza with her husband in 1957, and is now worth an estimated $3.7 billion. Kate Gibson, CBS News, "Forbes' richest women list ranks wealthiest "self-made" females," 4 June 2019 The two left the White House inspired—and by November, Cannon and Friend had cofounded a nonprofit in service of the upcoming study. Megan Molteni, WIRED, "The Life, Death, and Dream of a Research Diversity Crusader," 10 June 2018 With the loss of cofounding Dan twin Walter Becker in September, Donald Fagen, now the man in the spotlight, surrounds himself with incredible musicians. John Timpane,, "Steely Dan play their first Philly-area show without late member Walter Becker at the BB&T Pavilion," 12 July 2018

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.

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First Known Use of cofound

circa 1661, in the meaning defined above

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Last Updated

10 Jul 2019

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The first known use of cofound was circa 1661

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