* Full stop: This is the most common meaning, similar to "period" in English. It signifies the end of something, a conclusion.
* End of the line: This meaning emphasizes the definitive and irreversible nature of the end.
* The last straw: This meaning indicates the point at which someone's patience or tolerance has reached its limit.
Here are some examples:
* "Este es el punto final de nuestra relación." (This is the end of our relationship.)
* "El punto final de la guerra fue la firma del tratado de paz." (The end of the war was the signing of the peace treaty.)
* "Tus constantes mentiras fueron el punto final para mí." (Your constant lies were the last straw for me.)
It's important to note that the exact meaning of "punto final" can vary depending on the context.