The most common and most likely answer to this crossword clue is the 4 letter word PIMP
I've seen this crossword clue in The Guardian
P
I
M
P
More clues leading to the result PIMP
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 PIMP mean?
PIMP noun- Someone who solicits customers for prostitution and acts as manager for a group of prostitutes; a pander.
- A man who can easily attract women.
- To act as a procurer of prostitutes; to pander.
- To prostitute someone.
- To excessively customize something, especially a vehicle, according to ghetto standards (also pimp out).
- To ask progressively harder and ultimately unanswerable questions of a resident or medical student (said of a senior member of the medical staff).
- To promote, to tout.
- To persuade, smooth talk or trick another into doing something for your benefit.
- Excellent, fashionable, stylish
- Five in Cumbrian and Welsh sheep counting