(transitive) To secure (a mechanical component, as in aviation) to keep it from becoming detached even under vibration. / to secure a firing pin, as in guns, to keep the gun from firing

The condition or feeling of being safe; security; certainty. / (mechanics) A mechanism on a weapon or dangerous equipment designed to prevent accidental firing.

present participle of safety

plural of safety

Third-person singular simple present indicative form of safety

simple past tense and past participle of safety

(firearms) On which the safety mechanism is engaged.

A relief valve set to open at a pressure below that at which a container (such as a boiler) would burst. / (figuratively) Any mechanism offering relief from pressure or tension, e.g. emotionally.

(US, colloquial) The least desired among the colleges and universities that one applies to for admission, chosen as a contingency in case one is rejected from all others.

(motor racing) A vehicle employed to lead the competitors in an auto race for the duration of a few laps, with the intention of restricting their speed while a hazard exists on the circuit.