名词

1. 债务;欠款
A debt is a sum of money that you owe someone.

2. 负债（状态）
Debt is the state of owing money.

3. (表示感激）我欠你个人情/我受你的恩惠
You use debt in expressions such as I owe you a debt or I am in your debt when you are expressing gratitude for something that someone has done for you.

1. an obligation to pay or do something

2. money or goods or services owed by one person to another

3. the state of owing something (especially money)

e.g. he is badly in debt