Possibly originating as a portmanteau of the terms moment of inertia and arm, moment arm has quickly become a much more awesome way of saying leverage.
by shdy December 10, 2007
a single plot twist in a game or movie that is so stupid its funny. often it completely ruins the story. this term was derived from the game bionic commando in wich the main character finds out his wifes mind is in his bionic arm
by mutant-lizard February 13, 2010