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1.
a somewhat dimwitted or silly person.
the driver of that car is on the wrong side of the road , what a gugg !
by Crowtatt June 04, 2006
 
2.
Goofy + Ugly = Guggs, the idea of being both goofy and ugly at the same time. Can be used in a joke or as an insult, your choice.
Man, that guy is guggs!
by Rhodesan December 09, 2006