don't-know
noun
a person who has no opinion or is undecided, as in answering an item on a public-opinion poll.
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don't-know
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don't know
don't knownouna person who has not reached a definite opinion on a subject, esp as a response to a questionnaire
don't-know
American
[dohnt-noh]
/ ˈdoʊntˈnoʊ /
noun
don't know
British
noun
Etymology
Origin of don't-know
First recorded in 1885–90
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.
"I don't know how it's going to turn out, I can't stop thinking about it," he said.
From Barron's ● Nov. 5, 2026
"A lot of the resistance has come from athletes, because you don't know," she added.
From BBC ● Nov. 4, 2026
“We don’t know if it’s North Korea, but if it is, we’ll talk to North Korea about it,” Trump said on Saturday.
From The Wall Street Journal ● Nov. 4, 2026
He goes, ‘I don’t know, but I’ll look into it.’
From Los Angeles Times ● Nov. 4, 2026
I don’t know if visiting Mr. DuBois/Shea makes sense anymore.
From "The Brightwood Code" by Monica Hesse
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Get a wordDefinitions 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.
