The most common and most likely answer to this crossword clue is the 8 letter word SNAPSHOT
I've seen this crossword clue in The Times
S
N
A
P
S
H
O
T
More clues leading to the result SNAPSHOT
- Brief picture of biscuits burning
- Photograph game attacked with gun
- Still sound irritated by attempt
- Break’s very warm — a record at the moment
- It’s the same vaccination method, still
- Son dozes before exciting photo
- Crack destroyed photo
- Busts attractive in photo
- Photo showing ball after game
- Picture that striker quickly takes
Buddy explains!

The straight part
We know that "still" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case still = snapshot.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 SNAPSHOT mean?
SNAPSHOT noun- A photograph, especially one taken quickly or in a moment of opportunity.
- A glimpse of something; a portrayal of something at a moment in time.
- A file or set of files captured at a particular time, often capable of being reloaded to restore the earlier state.
- A quick, unplanned or unexpected shot.
- A quick offhand shot, made without deliberately taking aim over the sights.
- To take a photograph of.
- To capture the state of, in a snapshot.