The most common and most likely answer to this crossword clue is the 9 letter word EFFUSIONS
I've seen this crossword clue in Independent
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More clues leading to the result EFFUSIONS
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The straight part
We know that "outpourings" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case outpourings = effusions.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 EFFUSIONS mean?
EFFUSIONS noun- A liquid outpouring.
- Process of gases passing through a hole or holes considerably smaller than the mean free path of the gas molecules.
- (by extension) An outpouring of speech or emotion.
- The seeping of fluid into a body cavity; the fluid itself.