The most common and most likely answer to this crossword clue is the 4 plus 4 letter word ROCK STAR
I've seen this crossword clue in Financial Times
R
O
C
K
S
T
A
R
More clues leading to the result ROCK STAR
- Famous singer astonishes sailor
- Famous person helps sailor to go to sleep
- Sting possibly shocks sailor
- Fashion “arts”, perhaps, for pop idol?
- Musician stuns sailor
- Plant, say, about 1,000 new carrots
- Substance of planet before sun — Mercury, say?
- Perhaps Freddie Mercury and Queen released tracks on disc
- Musical sort from Gibraltar with heavenly body
- Stones — thanks to Richards primarily, or Jagger?
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.