Fixed expression with si and acaso, referring to a possible occurrence.
Fixed expression with si and acaso, referring to a possible occurrence.
What does por si acaso mean?
“Just in case”.
Does it mean something will definitely happen?
No. It prepares for a possibility.
Can it stand at the end of a sentence?
Yes: lleva un paraguas por si acaso.
Does it need another clause after it?
No. The expression can stand on its own.
What is acaso here?
It refers to a possible occurrence, within the fixed expression.