Shut up. Rapehole = mouth, the implication being that the speaker is committing a rape just by talking and breathing. Used only to express genuine stronganger.
Person 1: 'I think women should accept that they're inferior to men...I mean it's all evolution'
Person 2: 'WTF? Shut your rapehole you fuck.'
An almost completely uselessgirl with no other use than to be fucked relentlessly and to never whine or bitch about it. She has a very loose pussy and ass because she is often pulled aside from class and amily events to be fucked by 3 to 4 men.