Definition of unsafe adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ʌnˈseɪf//
    ; NAmE NAmE//ʌnˈseɪf//
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  1. 1(of a thing, a place or an activity) not safe; dangerous The roof was declared unsafe. It was considered unsafe to release the prisoners. unsafe sex (= for example, sex without a condom)
  2. 2(of people) in danger of being harmed He felt unsafe and alone.
  3. 3(British English, law) (of a decision in a court of law) based on evidence that may be false or is not good enough Their convictions were declared unsafe.
  4. opposite safe
See the Oxford Advanced American Dictionary entry: unsafe