Is “Cashback” a Scrabble word?
Yes
CASHBACK
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Cashback
noun
1.The retail facility whereby a customer may withdraw an amount of cash when making a purchase with a credit card or debit card, the amount being added to the bill.