The most common and most likely answer to this crossword clue is the 7 letter word MOHICAN
I've seen this crossword clue in The Guardian
M
O
H
I
C
A
N
More clues leading to the result MOHICAN
- Complaint made about this classical style
- Murmur about this Latin style of punk
- Slicing through beef, trim thick type of cut
- Hairy style of new champion exuding power
- Tribe’s overthrown champion lacking power
- Macho in newly-shaped punky hairstyle
- Spiky cut this in a grumble
- Gripe about bumpkin’s short hairstyle
- Complain about noise coming from boozer, perhaps, punk style
- Punk style vandalism? Oh, I can’t take part
Buddy explains!

The straight part
We know that "punk style" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case punk style = mohican.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.