The most common and most likely answer to this crossword clue is the 6 letter word DUCATS
I've seen this crossword clue in The Times
D
U
C
A
T
S
More clues leading to the result DUCATS
Buddy explains!

The straight part
We know that "money" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case money = ducats.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 DUCATS mean?
DUCATS noun- A gold coin minted by various European nations.
- A coin of the major denomination (dollar, euro, etc.); money in general.
- A ticket.