safety valve

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Definitions from WordNet

Noun safety valve has 1 sense

safety valve, relief valve, escape valve, escape cock, escape - a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level
--₁ is a kind of valve; regulator

Definitions from the Web

Safety Valve

Noun:

A safety valve is a device used to control or release excessive pressure, typically in a system or container, to prevent an explosion or other dangerous situations.

Example sentence: The safety valve on the boiler released the excess pressure, preventing a potential disaster.

Noun (Figurative):

Referring to a person or thing that provides an outlet for emotional or psychological pressure.

Example sentence: Going for a run acts as a safety valve for John, allowing him to relieve his stress and clear his mind.

Noun (Local):

A popular local term for a specific location or establishment that provides a sense of security or relief.

Example sentence: The small park in the neighborhood serves as a safety valve for residents, offering a serene and peaceful retreat.

Verb:

To safety valve means to release or relieve pressure or tension in a controlled manner.

Example sentence: Sarah went to therapy to safety valve her anxieties and fears.