put an end to; kill; "The Nazis snuffed out the life of many Jewish children"
put out, as of fires, flames, or lights; "Too big to be extinguished at once, the forest fires at best could be contained"; "quench the flames"; "snuff out the candles"
cool (hot metal) by plunging into cold water or other liquid; "quench steel"
reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
satisfy (thirst); "The cold water quenched his thirst"
electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device
declare untrue; contradict; "He denied the allegations"; "She denied that she had taken money"
refuse to accept or believe; "He denied his fatal illness"
refuse to recognize or acknowledge; "Peter denied Jesus"
refuse to let have; "She denies me every pleasure"; "he denies her her weekly allowance"
deny oneself (something); restrain, especially from indulging in some pleasure; "She denied herself wine and spirits"
refuse to grant, as of a petition or request; "The dean denied the students' request for more physics courses"; "the prisoners were denied the right to exercise for more than 2 hours a day"