the money that you keep in an account in a bank or similar financial organization

He spent all his savings on an expensive car. 他花了自己所有的存款买了一辆昂贵的汽车。

an amount of money that you do not need to spend

You can make huge savings (= save a lot of money) by buying food in bulk. 批量购买食品能省下很多钱。

making it possible to use less of the stated thing

a time-saving recipe 节约时间的诀窍

a money-saving offer 便宜的报价

a labour-saving device 节省人力的装置