supermax

/ ˈsuːpəˌmæks /

noun

1. having or relating to the very highest levels of security

   a supermax jail

Example Sentences

Zambada was already spared the death penalty, but the government could dangle other benefits, he said, such as relocating family members to the United States for their safety or allowing him to serve his time somewhere cushier than the Colorado “supermax” prison where El Chapo and others deemed extreme security risks are held in near total isolation.

From Los Angeles Times

His DOJ ordered the 37 people whose death row sentences were commuted by President Joe Biden in 2024 to be transferred to ADX, a supermax prison with the most extreme solitary confinement in the country.

From Slate

The leader of the Sinaloa cartel was found guilty of drug trafficking in 2019 and is serving a life sentence in a supermax prison in Colorado.

From BBC

Stine said he first met that official during the 13 years he spent at a federal Supermax prison in Colorado, and that the alleged victims were targeted because they had been making things rough for the BOP.

From Los Angeles Times

Gauke's early release recommendations relate to the "earned progression model" for offenders, inspired by reforms to high-security, supermax prisons in the US state of Texas, which the BBC visited with Mahmood in February.

From BBC