I'll have you know
idiom
—used to emphasize something in a somewhat annoyed or angry way
"Did your son go to college?" "Did he go to college? I'll have you know that he was given a full scholarship to Harvard!"
Cite this Entry
“I'll have you know.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/I%27ll%20have%20you%20know. Accessed 31 Oct. 2025.
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Merriam-Webster unabridged
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