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the art of getting the living crap beat out of you and still having a positive attitude or at least a smile still on your face;a similar way to how tyler durden was in "fight club" after bieng beaten senseless by lou.
man 1:hey did you hear about tim

man 2:yeah,he studied durdenism,he gets beat up all the time at the bar and he's still happy.
by tv freak October 16, 2009
A word, phrase, or philosophy taken either directly or indirectly from the teachings of our leader, Tyler Durden.
"You are not your fucking khakis."
by Silence November 09, 2003