The most common and most likely answer to this crossword clue is the 7 letter word CAHOOTS
I've seen this crossword clue in Independent
C
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More clues leading to the result CAHOOTS
- Roughly shows impatience on road, maybe, finding collusion
- In which conspirators are getting together
- About to make disapproving noise at Sessions’ initial collusion
- In such agreement cash, too, is involved
- Collusion starts to cause angry calls from Parliament
- Collusion — accountant sounds warning
- Old American companies co-host a broadcast
- A co-host broadcast in this sort of collusion
- Upset ejaculation breaks musical partnership
- California owl sounds like being in a partnership of sorts?
Buddy explains!
The straight part
We know that "collusion" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case collusion = cahoots.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.