The most common and most likely answer to this crossword clue is the 8 letter word REVEALED
I've seen this crossword clue in The Daily Telegraph
R
E
V
E
A
L
E
D
More clues leading to the result REVEALED
- Exposed, get a little lower in grass
- Showed what comes from calf eating grass? On the contrary
- Exposed area always reflected light source
- Uncovered meat in rush
- Grass about flesh that’s exposed
- Let slip that artist protects first lady of the French democratic leader
- Showed meat on the inside of butchered deer
- Plant transporting meat is shown
Buddy explains!

The straight part
We know that "Exposed" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case exposed = revealed.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 REVEALED mean?
REVEALED verb- To uncover; to show and display that which was hidden.
- To communicate that which could not be known or discovered without divine or supernatural instruction.
- Of or pertaining to the revelations of a divinity to humankind.