save up

US /seɪv ʌp/
UK /seɪv ʌp/
"save up" picture
1.

貯金する, お金をためる

to keep money so that you can use it later, especially to buy something that you want

:
I'm trying to save up for a new car.
新しい車のために貯金している
She's been saving up all year for her vacation.
彼女は休暇のために一年中貯金している