saver
🇺🇸
/ˈseɪvər/
🇬🇧
/ˈseɪvə(r)/
A person who regularly puts money aside for future use.
Saving money is smart, so being a saver can help you be ready for the future.
An object or device that helps you use less of something, like money or energy.
The company made a new saver that uses less water, so it's good for the environment.