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I wouldn't know

idiom

—used to say that one has not experienced something
"That restaurant has the best desserts!" "I wouldn't know. I've never been there."

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I wouldn't bet on it
I wouldn't know
I wouldn't put it past (someone)
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“I wouldn't know.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/I%20wouldn%27t%20know. Accessed 29 Nov. 2025.

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