make sure
idiom
: to find out or do something so that one has no doubt about whether something is true, correct, will happen, etc.
Make sure (that) you turn the oven off.
They made sure everyone knew where they were supposed to be.
Examples of make sure in a Sentence
Recent Examples on the Web
Test the rubbing alcohol in an inconspicuous area before using it on special finishes, dilute it, and make sure not to leave it on too long.
—
Karen Brewer Grossman, Southern Living, 26 June 2025
Protect your scalp from the sun with hats or sunscreen, and make sure your vitamin D levels don't get too low.
—Health, 26 June 2025
This is a great Club World Cup matchup; make sure to tune in and catch all the action.
—Ben Verbrugge, MSNBC Newsweek, 26 June 2025
The latest postponement was for space station leak monitoring, NASA wanted to make sure everything was safe following repairs to a longtime leak on the Russian side of the outpost.
—Emma Burleigh, Fortune, 26 June 2025
See All Example Sentences for make sure
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Karen Brewer Grossman, Southern Living, 26 June 2025
Protect your scalp from the sun with hats or sunscreen, and make sure your vitamin D levels don't get too low.
—Health, 26 June 2025
This is a great Club World Cup matchup; make sure to tune in and catch all the action.
—Ben Verbrugge, MSNBC Newsweek, 26 June 2025
The latest postponement was for space station leak monitoring, NASA wanted to make sure everything was safe following repairs to a longtime leak on the Russian side of the outpost.
—Emma Burleigh, Fortune, 26 June 2025
See All Example Sentences for make sure
Cite this Entry
“Make sure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/make%20sure. Accessed 5 Jul. 2025.
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