The most common and most likely answer to this crossword clue is the 5 letter word UNCAP
I've seen this crossword clue in Financial Times
U
N
C
A
P
More clues leading to the result UNCAP
- International player goes after a French Open
- Remove cover from a French contraceptive
- Cask not opening? Better remove lid!
- Remove lad [remove lId]winning round new chief accountant
- Open a French champagne and party starts
- A French Cabernet and Pinot’s tops open
- Remove upper limit on University’s capacity to collect money, essentially
- Chapeau – I doff my hat in admiration at Egan
- Take top off after paunch is reduced with exercising
- Take top off – paunch not completely shaking
Buddy explains!

The straight part
We know that "Remove cover" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case remove cover = uncap.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 UNCAP mean?
UNCAP verb- To remove a cap or cover from.
- To take off one's cap.