The most common and most likely answer to this crossword clue is the 6 letter word BLOBBY
I've seen this crossword clue in Financial Times
B
L
O
B
B
Y
More clues leading to the result BLOBBY
- Spotted learner driver taken into police custody
- … who got arrested by constable for having spots
- Vaguely messed up criminal finally arrested by rozzer
- Spotted bishop by reception area
- Spotted policeman outside front of library
- Building’s front entry room is rather shapeless
- Spotted copper catching criminal, finally
Buddy explains!
The straight part
We know that "Vaguely messed up" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case vaguely messed up = blobby.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.