1 [U] the soft white substance under the skins of animals and people 脂肪: I don't like meat with too much fat on it. 我不喜欢吃太肥的肉。 ☞adjective fatty 形容词为fatty

2 [C,U] the substance containing oil that we obtain from animals, plants or seeds and use for cooking 食油 · Cook the onions in a little fat. 把洋葱放在少许油里煎。