2. An adjective meaning bullshit or bunk.
The term is derived from Nascar's joke of an undercard, the Busch League of racing. Not only is the league of a lesser grade than Nascar, the whole idea of racing as a sport is bunk.
Jane: Please, homeboy. Your game is Busch League.
Originating in KCMO, this league has it all from: Strokes, to big degs, and even more strokes.
Some of the best baseball to watch in all of the MidWest.
"Its busch league nigga, lets get trashed."
"gimme that diesel son"