It is a description for someone that suffers from shizophrenia (usually characterized by withdrawal from reality, illogical patterns of thinking, delusions, and hallucinations, and accompanied in varying degrees by other emotional, behavioral, or intellectual disturbances.) and is retarded (affected with mental retardation).
NOUN: Roxy is a schizotard.

My ex went schizotarded on me because she thought that I cheating on her with her best friend.
by Skillz o'Murray August 6, 2006
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