look up any word, like blumpkin:
Complete nonsense spouted so fluently that the untrained might think it means something so clever they just don't understand it
I am a master of intellectual diarrhoea

Example of Intellectual Diarrhoea: "Even the greatest piece of art could possibly do with a little tweaking here and there" .... completely meaningless but looks like it MIGHT be intellectual
by LeeJP77 June 10, 2011