Dictionary
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
Full Definition of SAFETY VALVE
1
: an automatic escape or relief valve (as for a steam boiler)
2
: an outlet for pent-up energy or emotion
3
: something that relieves the pressure of overcrowding
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First Known Use of SAFETY VALVE
1813
Rhymes with SAFETY VALVE
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