big unknown

noun

chiefly US
: the important thing that everyone would like to know
The big unknown is how investors will react.

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big trefoil
big unknown
big-up
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Cite this Entry

“Big unknown.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/big%20unknown. Accessed 5 Sep. 2025.

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