common knowledge
Britishnoun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Many of the allegations that resurfaced this week were common knowledge , which has left some wondering why ABC chose to risk casting Paul.
From BBC • Mar. 21, 2026
“It’s another piece of the puzzle that tells you the AI theme is common knowledge and thus it’s hard to understand how there could be alpha remaining in something like long Nvidia.”
From MarketWatch • Dec. 11, 2025
It’s been common knowledge since his first #1 hit in 1963.
From Salon • Jul. 16, 2025
As we approach the 250th anniversary of this nation’s birth, it ought to be common knowledge that putting the National Guard into the center of turmoil is not to be taken at all lightly.
From Los Angeles Times • Jun. 9, 2025
“He and Professor Trelawney are dividing classes between them this year,” said Professor McGonagall, a hint of disapproval in her voice; it was common knowledge that she despised the subject of Divination.
From "Harry Potter and the Half-Blood Prince" by J.K. Rowling
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
