Someone who is continually and repeatedly late or virtually never on time. Plays on the fact that there is an element of stupidity in frequently being late or "tardy" all the time.
John is retardy. I can't believe it! That's been everyday this week that he's been late for class.
The act of actually taking the time to come up with a retarded idea in order to either A)Amuse your friends or B)Amuse yourself. What people usually don't undersand is that "A)" will never happen because people will just think you are a retard.
Walking into the factory with just his pajamas on, the man didn't realize he had just committed Premeditated Retardation.
When someone is constantly lost and never knows where they are. They don't know where any place is and even with a play by play of how to get there and will STILL get lost.
Nicki: (answers phone)
Eric: I'm lost
Nicki: I gave you directions.
Eric: I dont know where this place is
Nicki: ugh..you are so geographically retarded..you can never find anything
The need to keep tons of things for "sentimental" reasons. The inability to get rid of anything. Usually involves the need to rent storage lockers, because every room in the house and basement is already filled with sentimental knick-knacks and memorabilia.
When Jane moved out of her house, she needed to rent 3 storage lockers to store all of the things she couldn't part with. She suffered from Sentimental Retardation.