A combination of the word "fuck" and "retarded" except spelled a little differently. A phucktard is someone who is so fucking retarded it is almost not humanely possible.
My Psychology is so phucktarded she accidentally xeroxed the key to the test rather than the blank test, and handed it out.
adjective: A person who exhibits an inability to park correctly within a designated space. Exhibited by parking too close, double parking, crossing the lines, over the curb, or generally socially unacceptable parking behavior that impedes your fellow man's ability to park correctly or get in and out of their vehicle.
That F350 dually taking up four spaces is parktarded. Noun: see parktard