save up

save up (for something)

To put aside money in small increments in order to accumulate savings (typically to be able to buy something). We'll have to save up if we want to take that vacation to Greece next summer. I've stopped eating out at restaurants so I can save up for a new car.
See also: save, up
Farlex Dictionary of Idioms.

save something up

to save something; to accumulate something. I'm saving up cans for recycling. If you'd only save your money up, you could buy anything you want.
See also: save, up
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

save up

Accumulate something for a particular purpose, as in Jan had been saving up her allowance for a new bicycle. [First half of 1800s]
See also: save, up
The American Heritage® Dictionary of Idioms by Christine Ammer.

save up

v.
To collect something for future use; accumulate something: I haven't saved up enough money yet to buy a new TV. You should save your money up for college. We've been saving up to buy a new car.
See also: save, up
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • save up (for something)
  • save money up
  • save money up (for something)
  • rake together
  • in small doses
  • launder
  • launder money
  • money laundering
  • raise money for (someone or something)
  • raise money to (do something)