The most common and most likely answer to this crossword clue is the 6 letter word FRACAS
I've seen this crossword clue in The Times
F
R
A
C
A
S
More clues leading to the result FRACAS
- Much of fast car could be used for scrap
- Neckwear twisted after suppressing a disturbance
- Row of motorists following as escorts
- Fight French arbitrators
- Brother’s set about roughly in brawl
- A scarf unravelled, for scrap
- Dispute starts to frustrate regular dispute resolvers
- Fight French industrial relations body
- Stole back to cover a quarrel
- Barney initially astonished to be constricted by revolting boa?
Buddy explains!

The straight part
We know that "Dispute" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case dispute = fracas.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 FRACAS mean?
FRACAS noun- A noisy disorderly quarrel, fight, brawl, disturbance or scrap.