plural of match safe

It is preferable to be cautious in one's choices and actions than to act recklessly and suffer afterwards.

Used other than figuratively or idiomatically: see have, a, safe, trip, home.

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.

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

(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

(US) A person accredited by the American Board of Safety Professionals, the certification board for safety professionals in the United States, and designated by the letters CSP after his or her name.

(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.

The act of defeating the security mechanisms of a safe or vault to gain access to its contents.

the act of keeping something safe; protection from harm, damage, loss, or theft / the storage of assets in a protected area / the responsibility of a guardian