The most common and most likely answer to this crossword clue is the 9 letter word COMPLICIT
I've seen this crossword clue in The Daily Telegraph
C
O
M
P
L
I
C
I
T
More clues leading to the result COMPLICIT
- Conservative politician hiding nothing and within the law or guilty with others?
- Peace protester and politician allowed in bed together
- Sharing guilt with the Italian over getting caught tracking Communist party leader with it
- Policeman permitted to secrete leader of mafia, as in collusion
- Policeman within the law grabbing male guiltily involved?
- Firm understood to be sacking leader colluding in crime
- Company member within the law — but not without guilt?
- Firm with politician within the law, but sharing guilt
- Conniving policeman actually within the law, receiving money
- Conniving business member drunk hiding cut diamonds
Buddy explains!

The straight part
We know that "sharing guilt" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sharing guilt = complicit.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 COMPLICIT mean?
COMPLICIT adjective- Associated with or participating in an activity, especially one of a questionable nature.