The most common and most likely answer to this crossword clue is the 9 letter word DRIVELLED
I've seen this crossword clue in The Daily Telegraph
D
R
I
V
E
L
L
E
D
More clues leading to the result DRIVELLED
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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 DRIVELLED mean?
DRIVELLED verb- To have saliva drip from the mouth; to drool.
- To talk nonsense; to talk senselessly; to drool.
- To be weak or foolish; to dote.