The most common and most likely answer to this crossword clue is the 7 letter word ENQUIRY
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More clues leading to the result ENQUIRY
Buddy explains!

The straight part
We know that "Question" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case question = enquiry.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ENQUIRY mean?
ENQUIRY noun- A question.
- Search for truth, information or knowledge.