The most common and most likely answer to this crossword clue is the 9 letter word DUTY-FREE
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More clues leading to the result DUTY-FREE
Buddy explains!

The straight part
We know that "where cheap/ booze is found" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case where cheap/ booze is found = duty-free.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 DUTY-FREE mean?
DUTY-FREE noun- A duty-free article, especially part of the allowance of such goods allowed to be imported.
- A shop where duty-free goods can be bought.
- Exempt from duty, especially from customs duty.