The phrase "back rate" refers to the process of converting a foreign currency back into the original currency at a specified exchange rate. Full definition
Some programs allow you to earn higher cash back rates on certain kinds of purchases. (mybanktracker.com)
The card's 4 percent cash back rate on gas purchases is one its best features. (creditcards.com)
Any spending in these categories beyond $ 250 earns the standard cash back rate of 1 % (or 0.25 % if total spending for the year is below $ 3,000). (knowzy.com)