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A person who is crazy or psychotic. A negative term but can be used as ribbing among friends. Derives from prison slang referring to an inmate living in the penitentiary’s psychiatric ward or one that uses psychotropic medications or frequently sees the psychiatrist.
That bitch keyed my fuckin' car.
Man I told you that hoe was a psyc patient.

Britney Spears is a psyc patient; that bitch be walking around town with no shoes on and dropping her baby all the time.

by KMama June 11, 2006
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