Adj: A politically correct substitute for the word "retarded" that describes something so silly or lame that it's laughably dysfunctional. Derived from the item of clothing known as the "unitard" that makes most people look ludicrous.
The media's obsession with flag pins in a presidential election is completely unitarded.
Our of the blue, someone contacts an old friend, former co-worker or ex-lover through a social network -- but then doesn't respond to replies.
Bob had a drive-by reunion with his very first girlfriend, who messaged him through Facebook. He replied, but she just disappeared again.