Wanking, fapping, pounding the flounder, spanking the monkey, flogging your dog, hand to gland combat. The list of terms to describe male masturbation is colourful, slightly grotesque and seemingly endless. Yet the idea that your average male might end the day playing a little five on one is not likely to surprise your average woman. However, when it comes to self-pleasure, there is a hole in our discourse. Why don’t…