The most common and most likely answer to this crossword clue is the 4 plus 3 letter word RULE OUT
I've seen this crossword clue in Independent
R
U
L
E
O
U
T
More clues leading to the result RULE OUT
- Order abroad to get discount
- Reject bad route going round centre of Hull
- Refuse to contemplate defeat, while restraining stubborn fellow losing his head
- Ban hooligan swallowing ecstasy after sport
- Prevent rugby hooligan touring Spain
- Start off Christmas in defeat? Don’t let that happen!
- Reject lure
- Brutally behead mule on tour, eliminate
- Dismiss regret ill-mannered person expressed
- Reject ads, possibly adulterous
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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.