* Belly, stomach: This is the most common meaning of "puku".
* Pregnant: "Puku" can also refer to someone who is pregnant, specifically the woman's protruding belly.
* Hollow: This meaning is less common, but "puku" can also describe something that is hollow or empty.
It's helpful to consider the surrounding context and the speaker's intention to understand the exact meaning of "puku" in a particular situation.