maximum security prison
noun
: a prison that does as much as possible to keep prisoners from escaping and watches them very closely
Examples of maximum security prison in a Sentence
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By the time Torres was released from the maximum security prison at Pelican Bay in 2002, he’d been inducted into the Mexican Mafia, law enforcement officials testified at his later trial.
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Matthew Ormseth, Los Angeles Times, 8 Jan. 2026
Kohberger is incarcerated for the remainder of his life at Idaho’s maximum security prison south of Boise.
—Kevin Fixler, Idaho Statesman, 8 Jan. 2026
Last year, a boss from one of Italy's most violent mafias who escaped from a maximum security prison last year by using bedsheets was captured in France, authorities in both countries said Friday.
—CBS News, 18 Dec. 2025
Bernardo served the first 20 years of his life sentence in Kingston Penitentiary, a maximum security prison in Kingston, Ontario.
—Lynsey Eidell, PEOPLE, 1 Dec. 2025
See All Example Sentences for maximum security prison
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Matthew Ormseth, Los Angeles Times, 8 Jan. 2026
Kohberger is incarcerated for the remainder of his life at Idaho’s maximum security prison south of Boise.
—Kevin Fixler, Idaho Statesman, 8 Jan. 2026
Last year, a boss from one of Italy's most violent mafias who escaped from a maximum security prison last year by using bedsheets was captured in France, authorities in both countries said Friday.
—CBS News, 18 Dec. 2025
Bernardo served the first 20 years of his life sentence in Kingston Penitentiary, a maximum security prison in Kingston, Ontario.
—Lynsey Eidell, PEOPLE, 1 Dec. 2025
See All Example Sentences for maximum security prison
Cite this Entry
“Maximum security prison.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/maximum%20security%20prison. Accessed 13 Jan. 2026.
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