you have no idea
idiom
—used to emphasize an agreement with something just said
"Was it hard?" "You have no idea (how hard it was)!"
Cite this Entry
“You have no idea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/you%20have%20no%20idea. Accessed 9 Mar. 2025.
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Merriam-Webster unabridged
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