The most common and most likely answer to this crossword clue is the 3 plus 4 letter word FLY AWAY
F
L
Y
A
W
A
Y
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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 FLY AWAY mean?
FLY AWAY adjective- Disposed to fly away; unrestrained; light and free.
- Flighty; frivolous
- (of hair) Soft, light, unruly, and difficult to set into a style.