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unsafe

adj. · v.
US //ənˈseɪf// UK //ʌnsˈeɪf// un·safe
  1. 1 dangerous (adj.)
    A2 Elementary

    dangerous and likely to cause harm or an accident.

    not safe; involving or exposing someone to risk, danger, or harm.

    Example

    The old wooden bridge was unsafe to cross after the heavy rain.

    Example

    The building inspector declared the structure unsafe for habitation due to significant cracks in the foundation and faulty electrical wiring.

  2. 2 legal verdict (adj.)
    C1 Advanced Formal Technical Law

    used to describe a legal decision that is probably wrong or unfair.

    referring to a legal conviction or verdict that is considered likely to be a miscarriage of justice.

    Example

    The court decided the original conviction was unsafe because of new evidence.

    Example

    The appeals court ruled the verdict unsafe, citing the prosecution's failure to disclose critical forensic evidence during the initial trial.

    Usage

    In British legal contexts, 'unsafe' is the standard term for a conviction that must be overturned.

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  1. 3 to prepare a weapon (v.)
    C2 Proficiency Technical

    to change a gun's setting so it is ready to fire.

    to remove the safety catch or mechanism from a firearm to make it ready for discharge.

    Example

    The soldier was ordered to unsafe his weapon as they approached the target.

    Example

    The protocol requires the operator to unsafe the device only after confirming the target's coordinates and receiving final clearance.

    Usage

    This is a transitive verb and is relatively rare outside of military or technical manuals.

Etymology 1

From un- (not) + safe.

Etymology 2

From un- (reversive prefix) + safe.

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