fog
A thick cloud that forms near the ground; the obscurity of such a cloud.
Other meanings
A mist or film clouding a surface.
A state of mind characterized by lethargy and confusion.
“He did so many drugs, he was still in a fog three months after going through detox.”
Word history
From Danish "fog" (spray, shower, drift, storm).
Where this comes from
This definition is adapted from “fog” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.