Rape burn is actually used in some court cases as evidence.
However it does commonly get mixed up with rope burn, for the places that your rapist tied you up.
Rape burn isn't the same as chafing. But should be treated as pretty much the same. with some Aloe-Vera oil or minor burn creams
Prosecutor - Let the records show that the victim is identifying pictures of her inner thighs taken on the night she was violated.
B: When you get raped and the skin on your gentiles becomes raw from the lack or lube.
B: EWWW! That chick was raped last night and she got rape burn.