core retarded
Core retardation is the pure essence of someone being retarded. It can be used as an insult to everyone for whom the phrase "you are fucking retarded" just isn't enough.
Person 1 drops food on Donnies floor.
Then Donnie can say: You fucked up my room for the third time this week you core retarded piece of fucking aids!
Then Donnie can say: You fucked up my room for the third time this week you core retarded piece of fucking aids!