have no idea


: to not know or understand
I have no idea what you're talking about.
used to reply to someone as an emphatic "yes"
"Was it hard?" "You have no idea (how hard it was)!"

Dictionary Entries Near 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 29 May. 2023.

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