A more thorough explanation:

Definition: To support or look after a person, pay a debt, or attend to a matter.

1. To support or look after a person: I need to take care of my sick grandmother while my parents are out of town.

2. To pay a debt: I finally took care of my credit card bill by paying it off in full.

3. To attend to a matter: I have to take care of some paperwork at the bank before it closes.

These examples illustrate how "take care of" can be used in different contexts. In the first example, it refers to providing support and care for a family member. In the second example, it means paying off a financial obligation. In the third example, it means attending to a task or responsibility. Overall, "take care of" implies taking responsibility for something or someone and ensuring that their needs are met.