The most common and most likely answer to this crossword clue is the 3 plus 4 letter word ALL EARS
I've seen this crossword clue in Financial Times
A
L
L
E
A
R
S
More clues leading to the result ALL EARS
- In various areas, Liberals listening carefully
- Eager to know everything corny then?
- Very attentive king, visiting too briefly
- . Paying great attention, much like Prince Charles?
- A primarily lonely old king’s listening closely
- Eager to gather complete cereal crop?
- Listening intently, a student attached to King’s
- Concentrating hard when guarding student king
- A Latin king’s listening intently
- Keen to gather complete cereal crop?
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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.