Definition of high-security in English:

high-security

Line breaks: high-security

adjective

  • Extremely secure: a high-security jail
    More example sentences
    • A York aircraft enthusiast detained by Greek authorities faces possible transfer to a violent and overcrowded high-security jail, it emerged today.
    • A number of ‘serious systems failures’ at a high-security jail led to his suicide bid, it was revealed yesterday.
    • Lord Archer yesterday arrived at a prison in rural Norfolk after spending three weeks in a tough high-security jail, the Prison Service said.

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Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
noun
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