The dawning realisation that you don't know what's going on in any given situation. Line from the 1980s Ultravox song 'Vienna':
Oh Vienna, this means nothing to me.
Oh Vienna, this means nothing to me.
During the Q&A a professor asked an obscure question and as he was talking I was having a total Vienna moment.
by StewieG wannabe August 13, 2008
by AntonHorvath September 15, 2021