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1.
something that is slow or worthless, or someone who is slow or makes horrible decisions. derived from the zero intelligence intrinsic of fecal matter.
this assignment is stupid as shit.
by wb October 29, 2001
 
2.
Description of something that is worthless and a waste of spacel; Dumb as a retard.
www.urbandictionary.com is stupid as shit.
by NiggaCharley August 29, 2003
 
3.
You
For reading this web site, you are stupid as shit.
by Giovanni Ribisi December 02, 2002