Here's a breakdown of its different meanings:
* Volcanic lava: This is the most common meaning. It refers to the molten rock that flows from a volcano, usually at very high temperatures.
* Lava (as a noun): Can also be used as a general term for any kind of molten material, like metal.
* Lava (as a verb): Can also be used to describe the process of pouring molten material, like when you "lava" a mold with metal.
So, while "lava" can have different meanings, its most common meaning is molten rock from a volcano.