The most common and most likely answer to this crossword clue is the 7 letter word NONSUIT
I've seen this crossword clue in The Guardian
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Buddy explains!
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 NONSUIT mean?
NONSUIT noun- A lawsuit that is dismissed as having been brought without cause, prior to an adjudication on the merits.
- A neglect or failure by the plaintiff to follow up his suit; a renunciation or withdrawal of the cause by the plaintiff.
- To dismiss (a suit or plaintiff) on the grounds of his or her lawsuit having been brought without cause, prior to an adjudication on the merits.