WEB6 days ago · A eunuch ( / ˈjuːnək / YOO-nək) [1] is a man who has been castrated. [2] . Throughout history, castration often served a specific social function. [3] . In China, castration included removal of the penis as well as the testicles (see emasculation ). Both organs were cut off with a knife at the same time. [4]