The most common and most likely answer to this crossword clue is the 8 letter word BONFIRES
I've seen this crossword clue in The Daily Telegraph
B
O
N
F
I
R
E
S
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 BONFIRES mean?
BONFIRES noun- A fire in which bones are burned.
- A fire to burn unwanted or disreputable items or people: proscribed books, heretics etc.
- A large, controlled outdoor fire, as a signal or to celebrate something.