scrimp
verb [intransitive]to spend very little money on the things that you need to live, especially so that you can save it to spend on something else 省吃俭用,节衣缩食(尤指为了攒钱) Word Originmid 18th cent. (in the sense ‘keep short of food’): from Scots scrimp ‘meagre’; perhaps related to shrimp.