tard-a-thon 

A marathon of low quality movies or tv shows.

TV 'Fox is having another marathon of "Days of our Lives"' Angry Viewer 'God not another tard-a-thon'

tard-a-thon by ...bleh... June 21, 2006

tard-a-thon 

A person (or group of people) that is so so dumb/stupid/both that he or she is essentially a festival of retardedness...

Hey TARD-A-THON, you got the answer wrong again...

tard-a-thon by Balkanya May 28, 2003