The most common and most likely answer to this crossword clue is the 9 letter word BARPERSON
I've seen this crossword clue in Financial Times
B
A
R
P
E
R
S
O
N
More clues leading to the result BARPERSON
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 BARPERSON mean?
BARPERSON noun- Someone who works in a bar, a bartender