by Baron Von Kristophe November 27, 2007
A person that says or does things so unbelievably stupid that you feel the burning urge to smack them (repeatedly) upside the head.
Jim: Hey Bob, did you know that Mr. T was actually white?
Bob: (walks over, smacks Jim across the head) You fucking smacktard, do you even know what you're saying?
Bob: (walks over, smacks Jim across the head) You fucking smacktard, do you even know what you're saying?
by Baron Von Kristophe May 16, 2007