The most common and most likely answer to this crossword clue is the 6 letter word NAILED
I've seen this crossword clue in The Times
N
A
I
L
E
D
More clues leading to the result NAILED
- Last of gunmen was ill being arrested
- Caught infection in the end and felt sick
- Returning Greek islander not allowed to escape?
- Held fast – unknown number feel ill by start of Easter Day
- Scots hooligan embracing trouble is done
- Caught in outrageous denial
- Caught church official about to snort a line
- Caught, famous Smith and Wesson finally turned over
- Secured lead in new organisation
- Captured knight was in poor health
Buddy explains!

The straight part
We know that "Caught" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case caught = nailed.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 NAILED mean?
NAILED verb- To fix (an object) to another object using a nail.
- To drive a nail.
- To stud or boss with nails, or as if with nails.
- To catch.
- To expose as a sham.
- To accomplish (a task) completely and successfully.
- To hit (a target) effectively with some weapon.
- Of a male, to engage in sexual intercourse with.
- To spike, as a cannon.
- To nail down: to make certain, or confirm.
- Having nails (often of a specified kind).