The most common and most likely answer to this crossword clue is the 10 letter word BIPARTISAN
I've seen this crossword clue in The Sunday Telegraph
B
I
P
A
R
T
I
S
A
N
More clues leading to the result BIPARTISAN
- Brexit extremists clashing with Parisian supporting both sides
- Nasty spat in bar, one involving two political groups
- One constituent is in bar supporting both parties
- Versatile bar pianist having broad support
- Originally born in Poland, highly skilled worker supported by both sides
- Major cut to obsolete weapon, with political co-operation
- Back lead craftsman — that will involve one not taking sides
- Wavering, abstain — RIP trying to please both sides?
- Politically co-operative oil company retaining current skilled worker
- Power within Britain as reorganised between political groups
Buddy explains!
The straight part
We know that "Politically co-operative" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case politically co-operative = bipartisan.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 BIPARTISAN mean?
BIPARTISAN adjective- Relating to, or supported by two groups, especially by two political parties