1. A place whereby an individual has been sent to be deformed (physically, intellectually, morally or spiritually);

2. A twisted asylum or prison insistent upon capital punishment and reprogramming.

3. A technical death metal band from Ottawa, Ontario, Canada.
John was sentenced to 5 years in Arkansas' State Deformatory.
He has never been the same. His face is barely recognizable and he babbles incoherently about an extra-dimensional invasion that is set to happen on December 12, 2012.

He's been deformed.
by FacelessUnknown August 6, 2011
Get the deformatory mug.