In Hindi and other Indian languages:
* Weight: This is the most common meaning of "kaalu". It refers to the heaviness of an object or person.
* Black: "Kaalu" can also mean black, often used to describe color or complexion.
* Name: It can be a nickname or shortened form of names like "Kalidas" or "Kalavati".
* Slang: In some regions, it might be used as a slang term for a person with darker skin. This usage can be offensive, so it's important to be mindful of the context.
In other languages:
* In Telugu: "Kaalu" means "leg".
* In Kannada: "Kaalu" can also mean "leg".
To understand the exact meaning of "kaalu" in a specific situation, you need more context. For example:
* What is the sentence or phrase where "kaalu" is used?
* What language is being spoken?
* What is the speaker's intention?
Once you have more context, you can determine the most appropriate meaning of "kaalu".