The most common and most likely answer to this crossword clue is the 5 letter word JORUM
I've seen this crossword clue in The Guardian
J
O
R
U
M
More clues leading to the result JORUM
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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 JORUM mean?
JORUM noun- A large vessel for drinking (usually alcoholic beverages).
- A large quantity.
- The contents, or quantity of the contents, of such a vessel.