Top Definition
Underman, or undermensch, is the opposite of Nietzsche's 'Uberman', or overman. Underman is what man will devolve into, and will assume a state close to that of a feces-flinging chimp.
John: Did you see the Henderson kid? He can't do anything but drool and suck applesauce.

Jack: This is what happens when paternal twins marry: they produce the underman.
by Vader1941 June 19, 2010
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.