References in classic literature ?
I don't see what my backside has got to do with enchantments.
Her father chid her for crying so for a foolish bird; but could not help telling young Blifil, if he was a son of his, his backside should be well flead.
TO THOSE do I say it to the face, although it sound unpleasantly: the world resembleth man, in that it hath a backside,--SO MUCH is true!