Mentis Debilitatum's definitions

47 chromosomes

Also known as trisomy 21, or Down syndrome - a genetic defect that leads to retardation and other mental disabilities.

"Mitch is a fucking mental midget with 47 chromosomes, screw him!"

by Mentis Debilitatum May 27, 2017

mental cancer

A severe case of retardation, usually seen in bronies and weeaboos.

Damn, Mike probably has mental cancer from watching all these MLP music videos.

by Mentis Debilitatum May 27, 2017