The most common and most likely answer to this crossword clue is the 7 letter word GLISTEN
I've seen this crossword clue in Independent
G
L
I
S
T
E
N
More clues leading to the result GLISTEN
- Shimmer of gold, initially — pay attention
- Menu, perhaps, has information about something sparkling
- Shine, displaying knowledge about series of items
- Shine, having first to break depression
- Shine having knowledge about table
- Geoffrey’s first tune in Shine
- First in the valley to shine
- Good to follow advice and shine
- It’s good to pay attention and look bright
- Information containing itemized entries is flash
Buddy explains!

The straight part
We know that "Shine" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case shine = glisten.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 GLISTEN mean?
GLISTEN noun- A glistening shine from a wet surface.
- (of a wet or greasy surface) To reflect light with a glittering luster; to sparkle, coruscate, glint or flash.