for sure
IdiomsExample Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"We have only seen a few tidal disruption events of this type, so we don't know for sure how they're supposed to evolve," Sears said.
From Science Daily • Mar. 30, 2026
“I don’t know for sure why. But it’s chilling.”
From Slate • Mar. 27, 2026
While the number of terminals within Iran is not publicly known, Ahmadian estimates that "there are more than 50,000 Starlink terminals in Iran, for sure."
From Barron's • Mar. 26, 2026
"It's quite a shock to the system, that's for sure, after being in a marketing office," she laughed.
From BBC • Mar. 21, 2026
The only thing you knew for sure was that something was going to happen, which made things exciting.
From "The Very, Very Far North" by Dan Bar-el
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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.