Simple Definition of question mark
: the punctuation mark ? that is used after a direct question or to indicate that something (such as a birth date) is uncertain
: someone or something that causes feelings of doubt or uncertainty
Full Definition of question mark
1 a : something unknown, unknowable, or uncertain b : someone (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.
First Known Use of question mark
QUESTION MARK Defined for Kids
Definition of question mark for Students
: a punctuation mark ? used chiefly at the end of a sentence to indicate a direct question
Seen and Heard
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