An exit that is designed to allow rapid evacuation in the case of emergencies such as a fire(noun)
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Use "emergency exit" in a sentence
"And though some in the crowd had already been there and past it, we nevertheless ended with “Sto Lat,” wishing one hundred years of life, health, and good cheer to all, even to the weepy old lady by the emergency exit who looked like she’d been through all the years she wanted a long, long time ago."
"Hitler's body and that of Eva Braun were taken up the stairs of the emergency exit to the garden, where Biondi had sniffed and padded on her daily exercise jaunt with a sergeant of the SS, and there laid in a bomb crater."
"Two hours later, replete with a surprisingly good meal, he was eeling out the emergency exit without tripping its automatic alarm."