Today, frugal is used to describe things that reflect a fastidious dedication to foregoing the fancy, as in “he insists on a frugal diet of fungi and fava beans.”
Definition of frugal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
frugal (comparative more frugal, superlative most frugal) Of something which is consumed (such as money, goods, etc.): Careful or wise in expenditure; avoiding waste.
The word "frugal" is an adjective that generally describes a person or their behavior characterized by the quality of being economical or careful with resources, particularly money.