sextortion
noun [ U ] uk/ˌsekˈstɔː.ʃən/ us/ˌsekˈstɔːr.ʃən/
（使用在互联网上曝光裸照等做法来逼迫他人就范的）性勒索，性威胁
the practice of forcing someone to do something, particularly to perform sexual acts, by threatening to publish naked pictures of them or sexual information about them
Sextortion is a crime of the digital age. 性勒索是数字时代的一种犯罪。