kidney

noun
🔊/ˈkɪdni/
🔊/ˈkɪdni/
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  1. [countable] either of the two organs in the body that remove waste products from the blood and produce urine肾;肾脏
    • a kidney infection肾感染
    Topics Bodyc1
  2. [uncountable, countable] the kidneys of some animals that are cooked and eaten(食用的)动物腰子
    • steak and kidney pie牛肉腰花馅饼
    Topics Foodc1
  3. Word OriginMiddle English: of obscure origin.