A band created by Ben Gibbard and Jimmy Tamborello sending lyrics and rhythms back and forth through mail. Has the most crazy amazing lyrics ever created. Not to be confused with the US Postal Service.
originally coined from a series of real life shootings in the postal service, it now usually means that someone is about to go nuts or off the deep end. the reason for going postal is usually trivial. also, means person on psychiatric meds that is off their pills.
after finding her computer's wallpaper had been changed again, Jane went postal on her fellow workers.