The most common and most likely answer to this crossword clue is the 7 letter word RETSINA
I've seen this crossword clue in The Times
R
E
T
S
I
N
A
More clues leading to the result RETSINA
- Tries an exotic wine
- Sent back topless container for Greek wine
- Wine made from a resin, drunk round Thessaly's capital
- Battered tins are for wine
- Wine held by barman is termed uplifting
- Bit of a looker grabbing small drink in Greece
- Wine stored up in canisters
- Some clarets in Asda's wine selection
- Unfortunately nastier type of Greek wine
- Wine, mostly red — sat in getting drunk
Buddy explains!

The straight part
We know that "wine selection/wine" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wine selection/wine = retsina.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 RETSINA mean?
RETSINA noun- A Greek resinated white or rosé wine of a sort that has been produced for at least 2700 years.