The most common and most likely answer to this crossword clue is the 14 letter word WEATHER-BEATEN
I've seen this crossword clue in Financial Times
W
E
A
T
H
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B
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More clues leading to the result WEATHER-BEATEN
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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 WEATHER-BEATEN mean?
WEATHER-BEATEN adjective- Beaten or harassed by the weather; worn or damaged by exposure to the weather or the outdoors, especially to severe weather.