The most common and most likely answer to this crossword clue is the 10 letter word TOP-SECRET
I've seen this crossword clue in The Times
T
O
P
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S
E
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R
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T
More clues leading to the result TOP-SECRET
- SPECTRE to supply such documents as Bond may see?
- Very sensitive poets roaming over island, endlessly
- With sensitive information, European Community in bizarre protest
- Protects latest from mole, controversially — stamping this on document?
- . Classified location over on Crete compromised
- Leading faction receives note, highly confidential
- Violent protest about von der Leyen etc being privileged
- Classified as a class A drug, criminal protects pockets!
- Classified in “Post”, etc., circulated round about
- “For Your Eyes Only” to confuse SPECTRE
Buddy explains!
The straight part
We know that "this on document" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case this on document = top-secret.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 TOP-SECRET mean?
TOP-SECRET adjective- Having the highest secrecy classification.