Adjective-To be mentally disabled or just plain out DUMB
Example-Your such a RET!
Verb-To run around like you have a mental problem
Example-I'm going to go outside and RET.
Noun-A person named Barrack Obama
Example-Our president is RET.
Adjective-Example-Your such a RET
Verb-Example-I'm going to go outside and RET
Noun-Example-Our president is RET.