The most common and most likely answer to this crossword clue is the 5 letter word WISPY
W
I
S
P
Y
More clues leading to the result WISPY
Buddy explains!
The straight part
We know that "fine" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fine = wispy.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 WISPY mean?
WISPY adjective- Consisting of or resembling a wisp; like a slender, flexible strand or bundle.