The most common and most likely answer to this crossword clue is the 6 letter word CELLAR
I've seen this crossword clue in Financial Times
C
E
L
L
A
R
More clues leading to the result CELLAR
- Room in vehicle lined with length of material?
- By sound of it, vendor’s storage area for wines
- Stock of wine merchant talked about
- Wine collection merchant picked up
- Reported vendor offering stock of wine
- Church meeting briefly reviewed space below ground level
- Visitor swapping A&E for wine store?
- Recall breaking into storeroom
- Vocal person auctioning room
- Wine store is a short distance in vehicle
Buddy explains!

The straight part
We know that "wine store" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wine store = cellar.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 CELLAR mean?
CELLAR noun- An enclosed underground space, often under a building, used for storage or shelter.
- A wine collection, especially when stored in a cellar.
- Last place in a league or competition.
- To store in a cellar.
- Salt cellar
- A small dish for holding salt.