an impotent or powerless person
a man who has erectile dysfunction
lacking physical strength or vigor; weak
incapable of sexual intercourse, often because of an inability to achieve or sustain an erection, having impotentia coeundi
lacking in power, as to act effectively; helpless
sterile
A person whose abilities are less than normal.
That part of the axis of a curved line which is intercepted between the ordinate and the normal.
denormal
Less than normal.