Sugar/ˈʃʊɡər/ Definition 1 of 5Pro Tip 1/3Culinary contexts Sugar is often discussed in recipes or when talking about diet and nutrition. This recipe calls for a cup of sugar. Pro Tip 2/3Quantities matter The amount of sugar can change the taste of food or beverage significantly. Just a teaspoon of sugar makes the coffee sweet. Pro Tip 3/3Health conversation Sugar is a common topic in discussions about health and diet. They suggest reducing sugar intake to lose weight.