American English

Definition of unsafe adjective from the Oxford Advanced American Dictionary



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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. opposite safe
See the Oxford Advanced Learner's Dictionary entry: unsafe