not swear to it
idiom
—to say that one is not absolutely sure about something
I wouldn't swear to it, but I think he's written three books so far.
Cite this Entry
“Not swear to it.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/not%20swear%20to%20it. Accessed 1 Dec. 2025.
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