The most common and most likely answer to this crossword clue is the 4 plus 10 letter word FRED FLINTSTONE
I've seen this crossword clue in Financial Times
F
R
E
D
F
L
I
N
T
S
T
O
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E
More clues leading to the result FRED FLINTSTONE
Buddy explains!
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.