make sure
Idioms-
Make certain, establish something without doubt, as in Make sure all the doors are locked . It is also put as make sure of , as in Before you make that speech, make sure of your facts . This usage was first recorded in 1565.
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make sure of . Act so as to be certain of something, as in He wanted to make sure of his own district before seeking support elsewhere . This usage was first recorded in 1673.
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.
His main piece of advice is to "make sure your CV says who you are".
From BBC • Jun. 24, 2026
Whatever you decide to do, make sure you have the right information to back up your request — and act quickly.
From MarketWatch • Jun. 24, 2026
The finance team, consisting of a few thousand employees, last year launched an invoice-validation agent to compare vendor invoices with the contract terms to make sure everything checks out.
From The Wall Street Journal • Jun. 24, 2026
"We are blessed with a lot of technological advancements recently, but the main imperative for decision-makers around the world is really: how do you make sure this counts in the real economy?"
From Barron's • Jun. 24, 2026
I just had to test each hold to make sure it would support my weight.
From "Rump: The (Fairly) True Story of Rumpelstilskin" by Liesl Shurtliff
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.
