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.
He repeated that "it is my job to reassure people and make sure that we bring our party together".
From BBC ● Oct. 9, 2026
"I always make sure to see a picture of their child, to ask about their child," he added.
From BBC ● Oct. 8, 2026
Their security team is led by Savage, with a crew of dedicated lesbians and a few men with guard cards to make sure no weapons enter the party, practicing deescalation, conflict resolution and mediation.
From Los Angeles Times ● Oct. 8, 2026
Calkins’s thinking isn’t too different from that of Anthropic and OpenAI leaders, who’ve said they’re researching how they will make sure superintelligent AI models remain aligned.
From The Wall Street Journal ● Oct. 7, 2026
I glanced down the long dim aisle to make sure no guard was in sight, then drew the Bible from its pouch.
From "The Hiding Place" by Corrie ten Boom
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.
