1. "Snow": This is the most common meaning of "nevo". It is used to refer to the white, crystalline precipitation that falls from the sky.
2. "Birthmark": This meaning is less common but still used in some contexts. It refers to a mark on the skin that is present from birth.
To be sure of the correct meaning, consider the context in which you encountered the word. If you need more context, please provide the full sentence or passage.