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1.
Adj.
Nothing; inconsequential or insignificant.
In the long-term, that quiz really means butkus.
by Anonymous April 05, 2005
 
2.
The name of Rocky's dog which appears in Rocky I and Rocky II. So-named because Sylvester Stallone had a dog of the same name, interestingly...
1. "Ey, whassup Butkus?" (when enquiring about well-being of said dog).

2. "Butkus - sit!" (when requesting that said dog sit down).
by Mogotron July 30, 2008
 
3.
The inversion of Led Zepplin or Ditka, something that is abhorrent to God and man.
Butkus was on Sport Center again trying to denounce Coach Ditka, what a cockjockey.
by The Penguin Incarnate June 07, 2003