profiteering /ˌprɑːfəˈtirɪŋ/ noun Learner's definition of PROFITEERING
[noncount] disapproving
: the act of making money by selling things at very high prices at a time when they are hard to get牟取暴利；投机倒把 — profiteer
/ˌprɑːfəˈtiɚ/ noun, plural profiteers [count]