It can have different meanings depending on the context:
Literally: It can refer to life without end, often used in a philosophical or religious context.
Figuratively: It can describe something that lasts forever or seems to never end. This could be:
* A feeling of endless happiness or joy.
* A task or project that is never completed.
* A story or a journey with no definitive ending.
In popular culture: "Vida infinita" is sometimes used as a title or theme for works exploring themes of immortality, eternal life, and the meaning of existence.
To get a more precise meaning, it's important to consider the context in which you encountered the phrase.