The most common and most likely answer to this crossword clue is the 7 letter word BAGPIPE
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More clues leading to the result BAGPIPE
Buddy explains!

The straight part
We know that "One sounds full of wind" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one sounds full of wind = bagpipe.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 BAGPIPE mean?
BAGPIPE verb- To play the bagpipes.
- To lay (the mizzen) aback by bringing the sheet to the mizzen rigging.
- To masturbate a person's penis in one's armpit.
- A musical wind instrument of Celtic origin, possessing a flexible bag inflated by bellows, a double-reed melody pipe and up to four drone pipes; any aerophone that produces sound using air from a reservoir to vibrate enclosed reeds.