1 definition by TheDukeofBull
Used to describe irrational exuberance and blatant corruption or stupidity when stating that one is "bullish" on a particular investment vehicle.
My friend said that he was bullish on bank stocks and that the banks aren't insolvent and have plenty of cash; I told him he was full of Bullishit.
by TheDukeofBull August 19, 2011