1. A person who defends acts of rape, usually by claiming that rape is not a serious crime or that people do not need to give consent to sex.
2. (informal) Any person who suggests that women may be able to take precautions to reduce their chances of being raped, such as carrying a concealed weapon for self defense or avoiding places where crime is likely while alone at night.
"This crazy bitch called me a rape apologist when I wrote an article about how people can stay safe on a night out"