The most common and most likely answer to this crossword clue is the 6 letter word REBATE
I've seen this crossword clue in The Guardian
R
E
B
A
T
E
More clues leading to the result REBATE
- Discount to exist, coming up in proportional price
- Discount English book with standard jacket
- Be back in charge, giving discount
- A bit of your own back
- Discount on club entrance at the start
- Be put back in charge to get refund
- Put energy into endless barter in order to get discount
- England, following on, are in for payback
- Discount political argument with Republican having ousted Democrat
- Discount couple of notes about airline
Buddy explains!

The straight part
We know that "A bit of your own back" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a bit of your own back = rebate.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 REBATE mean?
REBATE noun- A deduction from an amount that is paid; an abatement.
- The return of part of an amount already paid.
- The edge of a roll of film, from which no image can be developed.
- A rectangular groove made to hold two pieces (of wood etc) together; a rabbet.
- A piece of wood hafted into a long stick, and serving to beat out mortar.
- An iron tool sharpened something like a chisel, and used for dressing and polishing wood.
- A kind of hard freestone used in making pavements.
- To deduct or return an amount from a bill or payment
- To diminish or lessen something
- To beat to obtuseness; to deprive of keenness; to blunt; to turn back the point of, as a lance used for exercise.
- To cut a rebate (or rabbet) in something
- To abate; to withdraw.