The most common and most likely answer to this crossword clue is the 7 letter word VIOLIST
I've seen this crossword clue in The Times
V
I
O
L
I
S
T
More clues leading to the result VIOLIST
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 VIOLIST mean?
VIOLIST noun- A person who plays the viol.
- A person who plays the viola.