a means of gay sex which was developed by small balls in addition author of anal trains for dummies. in which a number of ppl stick one another in butt developing a train.Master by small Balls. an anal train is a disgusting sex work in which a guy leaves his erect schlong to the girls cornhole while being penetrated by a black man. They will proceed to screw while walking, in a squatted place, in a circular motion. During orgasm the man in the centre will pull out his cockle and ointment in the air while shouting, "Empty the vapor stack!", as the black colored guy will yell, "Clean Coal!!!". The group will likely then check out shit on to the floor and get to sleep.