The most common and most likely answer to this crossword clue is the 7 letter word BONANZA
I've seen this crossword clue in The Daily Telegraph
B
O
N
A
N
Z
A
More clues leading to the result BONANZA
- Elderly relative in Dickens getting a windfall
- Grandma getting into Dickens, a rewarding discovery
- Extreme letters supporting ban on working boom
- Unexpected windfall may be mine
- Good French soldier ultimately wanting stroke of luck
- A lot of good stuff being performed in bar
- Ban on schmaltz at last turned out a blessing
- Extreme letters supporting ban on working for instant prosperity
- Western boycott’s biting on South Africa
- Indian snack daughter sold at New Zealand got a big prize
Buddy explains!
The straight part
We know that "instant prosperity" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case instant prosperity = bonanza.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 BONANZA mean?
BONANZA noun- A rich mine or vein of silver or gold.
- The point at which two mother lodes intersect.
- (by extension) Anything which is a mine of wealth or yields a large income or return.