Word.ws English Dictionary

cofounder

Syllables: co·founderUK/kəʊˈfaʊndə/US/ˈkoʊ(ˌ)faʊndɚ/

cofounder noun: a joint founder; one of several people involved with the creation of a business, organization, union, or entity.

Noun

cofounder (plural cofounders)

  1. A joint founder; one of several people involved with the creation of a business, organization, union, or entity.
    • The two cofounders both attended the ceremony.
    • Miramax Films cofounders Bob and Harvey Weinstein will end their successful, but often tumultuous, 12-year relationship with The Walt Disney Company to launch their own media company.2005 March 30, “Miramax founders leave Disney”, in The Guardian

Examples of cofounder in a sentence

  • David Baszucki created it ten years ago along with his cofounder Erik Cassel, and it’s gradually snowballed in popularity, particularly among kids and teenagers.2016 October 12, Andy Orin, “I'm David Baszucki, CEO of Roblox, and This Is How I Work”, in LifeHacker, archived from the original on 13...
  • Details of Thunberg’s charge came as Just Stop Oil said its cofounders, Indigo Rumbelow and Roger Hallam, were arrested on Wednesday morning following dawn raids at their homes.2023 October 18, Damien Gayle, “Greta Thunberg charged with public order offence after London oil protest”, in The Guardian:

Forms of cofounder

pluralcofounders
alternative formco-founder

Origin of cofounder

From co- + founder.

Words that rhyme with cofounder

Questions about cofounder

What does cofounder mean?
Cofounder means a joint founder; one of several people involved with the creation of a business, organization, union, or entity.
How do you use cofounder in a sentence?
David Baszucki created it ten years ago along with his cofounder Erik Cassel, and it’s gradually snowballed in popularity, particularly among kids and teenagers.
What part of speech is cofounder?
Cofounder is a noun.
How do you pronounce cofounder?
Cofounder is pronounced /kəʊˈfaʊndə/ (UK).
What is the plural of cofounder?
The plural of cofounder is cofounders.

Words near cofounder in the dictionary

  1. coformulations
  2. coformycin
  3. cofostered
  4. cofound
  5. cofounded
  6. cofounder
  7. cofounders
  8. cofounding
  9. cofoundress
  10. cofoundresses
  11. cofounds

Source and license

Adapted from Wiktionary: cofounder (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “cofounder.” Word.ws, https://word.ws/cofounder. Based on Wiktionary, CC BY-SA 4.0.