safety valve noun
: a part in a machine that opens automatically to release steam, water, gas, etc., when pressure becomes too great
: something that allows someone to release mental stress and tension in a harmless way
: an automatic escape or relief valve (as for a steam boiler)
: an outlet for pent-up energy or emotion
: something that relieves the pressure of overcrowding
Examples of SAFETY VALVE
- His hobbies act as a safety valve, relieving some of the pressure he feels from his job.
First Known Use of SAFETY VALVE
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