common knowledge

noun

: something that many or most people know
It's common knowledge that she plans to run for mayor.

Examples of common knowledge in a Sentence

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Life is full of coördination problems that are addressed through common knowledge, Pinker writes. Joshua Rothman, New Yorker, 14 Oct. 2025 The somewhat obscure linkup became common knowledge to the thru-hiking internet via Guo’s daily chronicles of her journey. David Gleisner, Outside, 13 Oct. 2025 The unique human capacity to weep may have evolved to strengthen social bonds and generate common knowledge regarding our inner states. Big Think, 23 Sep. 2025 Within each subject, there will be some common knowledge, but mostly, each student wants to learn based upon their own interests, beliefs, and plans for the future. Josh Hammer, MSNBC Newsweek, 23 Sep. 2025 See All Example Sentences for common knowledge

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“Common knowledge.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/common%20knowledge. Accessed 25 Oct. 2025.

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