noun
desire to shop; urge to buy
Refers to the feeling of wanting to go shopping or to purchase something. Often used when talking about consumer impulses.
給料日になると買い物欲が抑えられなくなる。
When payday comes, I can't control my desire to shop.
彼女は買い物欲が強くて、よく衝動買いをする。
She has a strong urge to buy things and often makes impulse purchases.
物欲 is a broader term for 'material desire' or 'acquisitiveness,' not limited to shopping.
Compound of 買い物 (shopping) and 欲 (desire). The reading よく for 欲 is the standard on'yomi in such compounds.