Plain English Meaning
Practice maneuvers where you fly a specific path over the ground using landmarks as your guide, adjusting bank and heading to keep the airplane tracking that path even as the wind tries to push you off it.
Full Definition
Training maneuvers flown at low altitude in which the pilot uses fixed features on the ground as visual references to fly a precise track over the surface, while compensating for wind drift to maintain that track. Common examples include rectangular courses, , and .