adj. Lacking massive quantities of heinous, dreadful, awful, total crap.
Real citation: "Since everybody is confessing, I have a confession to make. A lot of what I post is total dreck. This is wrong. I deeply regret it. I intend to reclaim non-dreckful posting for myself, and for my readers."
(Bukich, Sept. 16, 1998, http://groups-beta.google.com/group/alt.angst/msg/14bff51f32141320)
Made-up citation: "Only the first two seasons of Alias are completely non-dreckful. Since then, it's been dreck, dreck, crap, dreck, dreck, crap, and a load of rubbish."