What is redlining?

Answer 1

Redlining is when you get to the red part on a speedometer
When you are driving too fast and the rpm go above a certain amount, you are red lining. I need to know what redlining means in terms of racial and ethnic groups

Answer 2

There are two possible meanings of the word redlining: In reference to motors this would mean driving a car above its recommended maximum rpm. In reference to finance this would mean being declined or refused a loan based on the area someone lives being deemed a poor financial risk.