cashbackcode
nounUK /ˈkæʃbæk kəʊd/
US /ˈkæʃbæk koʊd/
A special set of letters or numbers you use to get some money back when you buy something.
I typed the cashbackcode at checkout and got five dollars back.
OTHER MEANINGS
2. A code that gives you a small refund on a purchase.
The store emailed me a cashbackcode for my next order.
3. A password-like code used to claim money back from a shopping app.
Enter the cashbackcode in the app to collect your reward.
4. A short code printed on a receipt that lets you get part of your money back.
The cashier said the cashbackcode was at the bottom of the receipt.