Definition of power shopping in English:

power shopping

noun

US
  • Shopping in a determined, extravagant, or aggressive manner, especially when intended as an expression of one's wealth or social status.

Origin

1980s; earliest use found in The New York Times. From power + shopping, after power dressing, power lunch, etc.

Pronunciation

power shopping

/ˈpaʊə ˌʃɒpɪŋ/