1. SYN: exhale (1). 2. To die.
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1) to breathe one's last breath: DIE
2) to emit the breath vt to breathe out from or as if from the lungs <the basal metabolism test...measures the amount of carbon dioxide expired by the lungs (J. D. Ratcliff)>
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ex·pire (ek-spīrґ) to 1. exhale. 2. to die, or terminate.Medical dictionary. 2011.