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Synonyms

rest assured

Idioms  

  1. You can be sure, as in Rest assured that the police will recover your diamonds. This expression uses assured in the sense of “certain” or “confident,” a usage dating from the early 1500s.

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.

"King George, as you know, never set foot in America. And please rest assured, ladies and gentlemen, I am not here as part of some cunning rearguard action."

From Barron's • Apr. 29, 2026

But rest assured that Styles’ heartwarming sense of wit and whimsy are fully in evidence.

From Salon • Mar. 6, 2026

If you’re looking for New Year’s Eve essentials, rest assured that stores and supermarkets are generally open on Dec. 31, although some will close early.

From MarketWatch • Dec. 29, 2025

Reeves told the BBC: "Working people and businesses can rest assured, I know how important it is to return growth in investments to our economy and I will do that in the Budget this year."

From BBC • Sep. 3, 2025

“My, you are a feisty thing. If Ethyne is not able to fix your wing, rest assured that we will make you a comfortable home and life for the rest of your days. Ethyne...”

From "The Girl Who Drank the Moon" by Kelly Barnhill

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.