Sentence:  And every sound that might be the rain also might be the man who thinks after he has raped you he has to beat your <WSD>brains</WSD> out with a tire tool so you won n't tell , a combination like ham and eggs , rape her and kill her , and that is being an old maid too . 
Meaning of the word marked with <WSD> tags:  that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord