The most common and most likely answer to this crossword clue is the 8 letter word REGROUPS
R
E
G
R
O
U
P
S
Buddy explains!
The straight part
We know that "Organises anew" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case organises anew = regroups.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 REGROUPS mean?
REGROUPS verb- To pause and get organized before trying again.
- To group or categorize again.