i awoke pleasantly by my playmate lightly scratching my underpenis turning my morning semi into a full [hard-on]which i proceeded to fu
the part of the [penal shaft] below the [nutious bagious] just forward of the [taint]
"i awoke pleasantly by my playmate lightly scratching my underpenis turning my morning semi into a full [hard-on]which i proceeded to fu" What is the definition of "underpenis"?