The term 'skim' can refer to a variety of activities, including brushing, coasting, floating, flitting, gliding, kissing, scudding, nofatting, browsing, and nonfatting. Brushing is the act of lightly touching something with a BRUSH. Coasting is the act of moving along without using any power or effort. Floating is the act of remaining on the surface of a liquid without sinking. Flitting is the act of quickly moving from one place to another. Gliding is the act of moving smoothly and effortlessly. Kissing is the act of pressing one's lips against another person or object. Scudding is the act of moving quickly over a surface. Nofatting is the act of removing fat from a substance. Browsing is the act of looking through items in a leisurely manner. Nonfatting is the act of not containing fat.