Tard-bag also meaning retardness. Or a bag full of retardness.
That boy is a Tard-bag.
by bosh March 12, 2005
A tardbag is a name for a retarded person.
shut up you fucking tardbag.
by Jesse Patrick April 27, 2006
a person defined with the combination of retard and douche bag.
Noah Klein is a tardbag.
by BIG-BEE November 11, 2009