Somebody who is retarded three times over. An exceptionally stupid person. Derived from "triple" meaning three, and "Mongoloid" meaning retard.
"she is so fucking dumb she must be a triplegloid."

"My neighbors got beat up by the cops for being triplegloids last night"

"Bob's such a triplegloid that when God was handing out brains, he thought he said "trains" and missed out on his"
by hojomobutt June 30, 2009
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