Crossword Genius

One of the overheads, like cotton wool (5)

Ross

I believe the answer is:

cloud

I'm a little stuck... Click here to teach me more about this clue!

But I can't explain it at all! Could you help me understand?

(Other definitions for cloud that I've seen before include "Condensed air vapour" , "It hides the sun" , "Become gloomy" , "Obscure" , "Visible vapour in sky" .)

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.