A guy who is so hairy that he looks like he should be wearing and animal skin tunic and carrying a big wooden club like the cave men in the Geico commercials.
Look at that guyco wrestler on the other team,He looks like a woolly mammoth.
by wolfbait51 May 10, 2011
1 more definition
A highly promoted and financed auto insurance company that cleverly lures the prospective customer to "check us out and save some money".
Have you checked out GuyCo for your automotive insurance needs? No.
by Annoyed viewer and/or listener January 27, 2004