The description of a male climax and a volcanic eruption are almost interchangeable – An ANAL: An anal orgasm can be an intense experience. . During my clinical sexologist training I discovered a campy, yet delightful. The classic penile?induced male orgasm description is that of Masters . which is sufficient to stimulate the prostate and sensitive areas of the rectal wall. He also had a course of the PDE?5 inhibitor tadalafil mg daily.