Etymology
Origin of cosign
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.
Anne Hathaway, Emily Blunt and Stanley Tucci will also reprise their roles for the highly anticipated movie, whose predecessor last year finally received a cosign from Anna Wintour.
From Los Angeles Times • Apr. 2, 2026
She asked me to cosign her $11,000 student loan.
From MarketWatch • Jan. 5, 2026
Unlike other players on the Cavaliers, LeBron James refused to cosign the letter, claiming that he did not have “enough information” on the subject.
From Salon • Apr. 20, 2024
And Ja Rule is happy, as always, to cosign what’s to come: “So much Utility with this project it’s insane!!!” he tweeted.
From The Verge • Feb. 23, 2022
I chuckled at that one, only because I spend so much time around boys, I can definitely cosign.
From "Patina" by Jason Reynolds
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.