The most common and most likely answer to this crossword clue is the 7 letter word MONEYED
I've seen this crossword clue in The Daily Telegraph
M
O
N
E
Y
E
D
More clues leading to the result MONEYED
- Wealthy duke associated with circle in Yemen somehow
- Rich chap in 60s bags new watch
- Flush individual received by brother and journalist
- One day, looked at becoming rich
- Affluent Asian people look at diamonds
- Trifled, blowing a thou, being
- Well-off male like Polyphemus losing heart
- Flash knight regarded as wealthy
- Rich person takes year in popular holiday area
- Half of Monaco looked loaded
Buddy explains!

The straight part
We know that "Rich" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case rich = moneyed.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 MONEYED mean?
MONEYED adjective- Affluent; rich
- Paid for; funded