The most common and most likely answer to this crossword clue is the 4 plus 1 plus 5 plus 4 letter word RIDE A WHITE SWAN
I've seen this crossword clue in Independent
R
I
D
E
A
W
H
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T
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S
W
A
N
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.