maximum security

== English == === Noun === maximum security (uncountable) a prison with more restrictions designed to hold the most dangerous criminals of society; supermax. ==== Antonyms ==== minimum security ==== Related terms ==== maximum-security ==== References ==== 10 most notorious prisoners of the maximum security Kingston Penitentiary Security Classification and Penitentiary Placement An evaluation of a maximum security therapeutic community for psychopaths and other mentally disordered offenders.