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
So a large amount of African American children are in homes with parents that have no idea what to do with their hair and how to manage it.
—
J.m. Banks, Kansas City Star, 26 Apr. 2025
Most of us have no idea what our children will need ten years from now.
—Dan Fitzpatrick, Forbes.com, 8 Apr. 2025
The hospital coding issue of inpatient versus observation is a growing problem, and those who bear the burden are the beneficiaries who are sleeping in a hospital bed but have no idea they aren't considered inpatients.
—Drew Gurley, Forbes.com, 3 Apr. 2025
Ryan Lefebvre and Rex Hudler have no idea what that is.
—Pete Grathoff, Kansas City Star, 30 Mar. 2025
See All Example Sentences for have no idea
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
J.m. Banks, Kansas City Star, 26 Apr. 2025
Most of us have no idea what our children will need ten years from now.
—Dan Fitzpatrick, Forbes.com, 8 Apr. 2025
The hospital coding issue of inpatient versus observation is a growing problem, and those who bear the burden are the beneficiaries who are sleeping in a hospital bed but have no idea they aren't considered inpatients.
—Drew Gurley, Forbes.com, 3 Apr. 2025
Ryan Lefebvre and Rex Hudler have no idea what that is.
—Pete Grathoff, Kansas City Star, 30 Mar. 2025
See All Example Sentences for have no idea
Cite this Entry
“Have no idea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/have%20no%20idea. Accessed 4 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share