The most common and most likely answer to this crossword clue is the 8 letter word STRAPPED
I've seen this crossword clue in The Daily Telegraph
S
T
R
A
P
P
E
D
More clues leading to the result STRAPPED
Buddy explains!

The straight part
We know that "Wanting money/beaten" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wanting money/beaten = strapped.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 STRAPPED mean?
STRAPPED verb- To beat or chastise with a strap; to whip, to lash.
- To fasten or bind with a strap.
- To sharpen by rubbing on a strap, or strop
- (of a person) Muscular.
- Armed; carrying a weapon.
- Poor; broke.