1. 破产的；倒闭的；资不抵债的
    People or organizations that go bankrupt do not have enough money to pay their debts.

bankrupt

    e.g. If the firm cannot sell its products, it will go bankrupt...
           如果公司的产品卖不出去，它就会倒闭。
    e.g. He was declared bankrupt after failing to pay a £114m loan guarantee.
           由于无力偿还1.14亿英镑的贷款担保，他被宣布破产。

2. 使破产；使倒闭
    To bankrupt a person or organization means to make them go bankrupt.

    e.g. The move to the market nearly bankrupted the firm and its director...
           入市几乎使公司及其董事破产。
    e.g. Uninsured people can be bankrupted by big medical bills.
           高额的医疗费会让未参保者变得倾家荡产。

3. （经法院宣告的）破产者
    A bankrupt is a person who has been declared bankrupt by a court of law.

4. 彻底缺乏的
    If you say that something is bankrupt, you are emphasizing that it lacks any value or worth.

    e.g. He really thinks that European civilisation is morally bankrupt.
           他确实认为欧洲文明道德沦丧。