The phrase "test laps" refers to the practice of driving a vehicle around a track or course to evaluate its performance, capabilities, and make improvements if needed. Full definition
DETROIT (Jan. 4, 2017)-- It's time for Corvette Racing to again head back to the high banks of Daytona International Speedway for the first testing laps of 2017. (corvetteracing.com)
Thanks to a recent spy video - and minimal camouflaging by BMW — that was taken of the 5 Series taking in a few test laps, we finally have an idea, small as it may be, of what the new 5 Series would look like. (topspeed.com)
Pre-season testing suggested that Mercedes was way ahead of everyone, with Red Bull sitting in second and Ferrari, despite the headline testing lap times, was in third. (wtf1.com)