The definition of cupidity is extreme greed for money or material possessions.
An obsession with getting rich and buying stuff is an example of cupidity.
excessive desire for something, esp. for wealth; avarice; greed
Origin of cupidityMiddle English and Anglo-French cupidite from Classical Latin cupiditas from cupidus: see Cupid
Excessive desire, especially for wealth; covetousness or avarice.
Origin of cupidityMiddle English cupidite from Old French from Latin cupiditās from cupidus desiring from cupere to desire