Aero drag refers to the resistance or force that slows down a moving object, like a vehicle or an object in the air, due to the air pushing against it. Full definition
It continues to make the car stand out on the road and in the parking lot, and it creates more interior space while reducing aero drag resistance with a Cd of 0.24. (automobilemag.com)
Low aero drag, the lower roof means low aero. (evo.co.uk)
I was certain that would slow the car tremendously because of aero drag and suggested four lamps smoothly faired into the fenders. (automobilemag.com)