
What Does “save money for a rainy day” mean?
Definition:
The phrase to save money for a rainy day is an idiomatic expression that means to reserve money for a time when it might be needed unexpectedly.
Variations of this idiom include:
 
 put something aside for a rainy day;
 hold something back for a rainy day;
 keep something for a rainy day.
 
Example(s)
A good manager has to save a little money for a rainy day.
 I Kept some extra money for a rainy day.
This idiom is in the money category.
  
