tardation
the condition of being completely inept, clueless, or just plain dumb; the inability to 'get a clue; the plight of an individual who consistently performs below par in the social or intellectual arena; idiocy

"Why is this idiot slowing down to miss the signal? It's a green light! Tardation!!"

"Could you possibly drive any slower on the freeway on-ramp?  We're going 20 into a 55 zone! Tardation!"

"You cancelled our wedding plans, cost me a fortune, and humiliated me in front of all of our friends and family, and NOW you want to get back together? HAHAHAHA Tardation!!"

"I'm so frustrated with my classmate, I give him precise instructions for completing our project and he still cannot produce coherent results.  Total tardation!"

