To scrape your rims on the curb when parking. These scars mark you as an urban driver.
"I got a little curb rash pulling into that space. No biggie. It's not like it rolls any slower."
by Steve Capstick June 26, 2006
One who receives an abrasion to the face from falling under the influence.
Julia, that's a nasty bit of curb rash you've got there. You lush you.
by Stu Neighbour September 11, 2008