have no idea
idiom
1
: to not know or understand
I have no idea what you're talking about.
2
—used to reply to someone as an emphatic "yes"
"Was it hard?" "You have no idea (how hard it was)!"
Examples of have no idea in a Sentence
Recent Examples on the Web
Read more Keep scrolling Opinion: College leaders have no idea how to handle transgender athlete issues.
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Nicole Fallert, USA TODAY, 10 Oct. 2024
Gallup found that 44% of the chief HR officers surveyed have no idea how often their employees are using AI to do their jobs.
—Christine Barney, Forbes, 9 Oct. 2024
Those who bought the Vision Pro have no idea what the future of that platform holds.
—Samuel Axon, Ars Technica, 26 Sep. 2024
This isotope requires only about eight electron volts of energy to jump to an excited state, and physicists have no idea why.
—Allison Parshall, Scientific American, 11 Sep. 2024
See all Example Sentences for have no idea 
Nicole Fallert, USA TODAY, 10 Oct. 2024
Gallup found that 44% of the chief HR officers surveyed have no idea how often their employees are using AI to do their jobs.
—Christine Barney, Forbes, 9 Oct. 2024
Those who bought the Vision Pro have no idea what the future of that platform holds.
—Samuel Axon, Ars Technica, 26 Sep. 2024
This isotope requires only about eight electron volts of energy to jump to an excited state, and physicists have no idea why.
—Allison Parshall, Scientific American, 11 Sep. 2024
See all Example Sentences for have no idea
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'have no idea.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near have no idea
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“Have no idea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/have%20no%20idea. Accessed 25 Oct. 2024.
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