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question mark
noun
1
a
: something unknown, unknowable, or uncertain
b
: someone (such as an athlete) whose condition, talent, or potential for success is in doubt
2
: a mark ? used in writing and printing at the conclusion of a sentence to indicate a direct question
Examples of question mark in a Sentence
The team's pitching is a big question mark this season.
Recent Examples on the Web
The most memorable movies for me are the ones that leave question marks open, that don’t solve everything, that just leave you with a feeling in the body and also in your mind.
—
Georg Szalai, The Hollywood Reporter, 14 Feb. 2025
Bregman plays Gold Glove defense at third base, the one spot where the Cubs have an obvious question mark in their everyday lineup.
—
Patrick Mooney, The Athletic, 13 Feb. 2025
The quarterback position also remains a question mark, considering Derek Carr also suffered injuries and did not look like his normal self in 2024.
—
Justin Gest, Newsweek, 11 Feb. 2025
The question marks all revolve around Hurts though.
—
Ben Morse, CNN, 24 Jan. 2025
See all Example Sentences for question mark 
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Word History
First Known Use
1862, in the meaning defined at sense 2
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Cite this Entry
“Question mark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/question%20mark. Accessed 20 Feb. 2025.
Kids Definition
question mark
noun
: a punctuation mark ? used chiefly at the end of a sentence to indicate a direct question
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