The most common and most likely answer to this crossword clue is the 10 letter word WATERFALLS
I've seen this crossword clue in The Daily Telegraph
W
A
T
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F
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S
More clues leading to the result WATERFALLS
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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 WATERFALLS mean?
WATERFALLS noun- A flow of water over the edge of a cliff.
- A waterfall-like outpouring of liquid, smoke, etc.
- Waterfall model
- The action of drinking from a vessel without touching it with the lips, considered more sanitary for a shared vessel.
- A necktie.
- A chignon.
- A beard.
- To fall like a waterfall.
- To drink (something) from a container by pouring it from a height so as not to touch one's lips to the rim.