of or relating to low-fat or low-sugar versions of manufactured food or drink products, especially to low-calorie light beer (与)低脂低糖食物及饮料(有关)的(尤指低热量清淡啤酒) ■(N. Amer. informal)lacking in substance; facile (北美,非正式)无物质的;容易的
noun
[mass noun]light beer with relatively few calories 低热量清淡啤酒 ■(N. Amer.)a courtesy light in a motor vehicle (北美)礼貌灯,门控车室照明灯