The most common and most likely answer to this crossword clue is the 4 letter word SULU
S
U
L
U
Buddy explains!
The straight part
We know that "Form of Malay/cloth worn like a sarong" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case form of malay/cloth worn like a sarong = sulu.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 SULU mean?
SULU noun- An all-purpose skirt-like garment worn by men and women in Fiji.