fat
n. C / Un. a natural oily substance found in the bodies of people and animals. You also find it in foods like butter and oil, where it provides energy.
n. a natural oily substance occurring in animal bodies, especially when deposited as a layer under the skin or around certain organs. In a nutritional context, it refers to any of a group of water-insoluble compounds that serve as a concentrated energy source.
You should trim the fat off the meat before cooking it.
Avocados are a great source of healthy fat and provide lasting energy throughout the day.
The body stores excess calories as fat in adipose tissue, which acts as both an energy reserve and a thermal insulator against the cold.
Uncountable when referring to the substance in general; countable when referring to specific types or chemical varieties of fats.