make sure
phrase
: 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
Having witnessed centuries of religious warfare in Europe, when millions were killed for their beliefs, the framers took pains to make sure nothing like that would happen here.
—
Kenneth Seeskin,
Chicago Tribune,
5 July 2026
Stay out of the sun, and make sure to check up on relatives and neighbors.
—
Nc Weather Bot,
Charlotte Observer,
5 July 2026
Hold your breath at the end to make sure the medicine is fully deposited into your lungs, Nationwide Children’s Hospital advises in a demo video.
—
Alexandra Frost,
USA Today,
5 July 2026
See All Example Sentences for make sure
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Kenneth Seeskin,
Chicago Tribune,
5 July 2026
Stay out of the sun, and make sure to check up on relatives and neighbors.
—
Nc Weather Bot,
Charlotte Observer,
5 July 2026
Hold your breath at the end to make sure the medicine is fully deposited into your lungs, Nationwide Children’s Hospital advises in a demo video.
—
Alexandra Frost,
USA Today,
5 July 2026
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. 2026.
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