scrimp on

scrimp on something

to try to economize on the use of something; to fail to use enough of something. Please don't scrimp on the quality of the food. There is enough money. You don't have to scrimp on anything.
See also: on, scrimp

scrimp on

v.
To consume something sparingly in order to conserve it, or be frugal when buying something in order to save money: When my salary was cut, I had to scrimp on food in order to pay my rent.
See also: on, scrimp