The most common and most likely answer to this crossword clue is the 6 letter word ZEPHYR
I've seen this crossword clue in The Guardian
Z
E
P
H
Y
R
Buddy explains!

The straight part
We know that "wind/wind" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wind/wind = zephyr.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 ZEPHYR mean?
ZEPHYR noun- A light wind from the west.
- Any light refreshing wind; a gentle breeze.
- Anything of fine, soft, or light quality, especially fabric.
- To blow or move like a zephyr, or light breeze.
- To blow or blow on gently like a zephyr; to cool or refresh with a gentle breeze.