American English

Definition of sugar noun from the Oxford Advanced American Dictionary



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  1. 1[uncountable] a sweet substance, often in the form of white or brown crystals, made from the juices of various plants, used in cooking or to make tea, coffee, etc. sweeter a sugar plantation/refinery/bowl This juice contains no added sugar. Do you take sugar (= have it in your tea, coffee, etc.)? see also brown sugar, cane sugar, confectioner's sugar, granulated sugar, maple sugar
  2. 2[countable] the amount of sugar that a small spoon can hold or that is contained in a small cube, added to tea, coffee, etc. How many sugars do you take in coffee?
  3. 3[countable, usually plural] (technology) any of various sweet substances that are found naturally in plants, fruit, etc. fruit sugars a person's blood sugar level (= the amount of glucose in their blood)
  4. 4[uncountable] (informal) a way of addressing someone that you like or love See you later, sugar.
See the Oxford Advanced Learner's Dictionary entry: sugar