Supermax

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A prison with the highest possible level of security. US

    "As he sits today in Supermax, Powers had amputated his fingers, a testicle, his scrotum and his earlobes, has cut his Achilles tendon, and had tried several times to kill himself."

Adjective
  1. 1
    Being, or pertaining to, such a prison. not-comparable

    "Kaczynski had been held in the federal supermax prison in Florence, Colorado, since May 1998, when he was sentenced to four life sentences plus 30 years for a campaign of terror that set universities nationwide on edge."

Synonyms

All synonyms
adx

Example

More examples

"As he sits today in Supermax, Powers had amputated his fingers, a testicle, his scrotum and his earlobes, has cut his Achilles tendon, and had tried several times to kill himself."

Etymology

From super- + max (as in maximum security prison).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.