Lubrication means using a substance like oil or grease to reduce friction or rubbing between two surfaces, making them move smoothly and easily. Full definition
A consistent supply of oil to the engines, even at times of high lateral acceleration, is ensured by a dry sump lubrication system with an external engine oil reservoir. (topspeed.com)
• Over time that fantastic gearchange can get a tad sticky through a lack of lubrication of the linkages, so go up and down through the box on a test drive and make sure all's well — pay particular attention to the change between second and third gears. (classicandperformancecar.com)
It might be better for this application because it will probably leave some oil for lubrication instead of evaporating rapidly. (mechanics.stackexchange.com)