The most common and most likely answer to this crossword clue is the 8 letter word STOPPERS
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More clues leading to the result STOPPERS
Buddy explains!

The straight part
We know that "corks, perhaps" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case corks, perhaps = stoppers.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 STOPPERS mean?
STOPPERS noun- Agent noun of stop, someone or something that stops something.
- A type of knot at the end of a rope, to prevent it from unravelling.
- A bung or cork.
- Goalkeeper.
- In the commodity futures market, someone who is long (owns) a futures contract and is demanding delivery because they want to take possession of the deliverable commodity.
- A train that calls at all or almost all stations between its origin and destination, including very small ones.
- Any of several trees of the genus Eugenia, found in Florida and the West Indies.
- A short rope for making something fast.
- A playspot where water flows back on itself, creating a retentive feature.