What is Blee Dat?
1.
To give complete and absolute agreement to a statement or question. It may also serve as an affirmative answer to a question.
LSU was the only 2003 National Champion in college football. You best blee dat.
Hey, Clean, are you going to take down some racist knuckleheads?
Mr. Clean: "Blee dat."
See 
Random Words:
1. 
to be extremely stupid(see also shit for brains)
Oh my gosh, did you really believe that Burger King had come out with a new diet calle..