you have no idea

idiom

Definition of you have no idea

used to emphasize an agreement with something just said "Was it hard?" "You have no idea (how hard it was)!"

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you haven't lived

you have no idea

you/he/she must be joking

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Cite this Entry

“You have no idea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/you%20have%20no%20idea. Accessed 18 Oct. 2021.

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