The most common and most likely answer to this crossword clue is the 9 letter word REPAYMENT
I've seen this crossword clue in The Times
R
E
P
A
Y
M
E
N
T
More clues leading to the result REPAYMENT
- May repent awfully making this recompense
- Theatre guys taking time — about a year — for revenge
- Salesman still has time to collar people for rebate
- Settlement that could be an early one if put under pressure?
- Housing cost including setter’s monetary demand results in loan redemption
- Tear around lender's demand for what is due to him
- Part enemy played in compensation
Buddy explains!

The straight part
We know that "rebate" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case rebate = repayment.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 REPAYMENT mean?
REPAYMENT noun- The act of repaying.
- The money or other resource that is repaid.