Main Entry: ex·pire

Pronunciation: \ik-ˈspī(-ə)r, oftenest for vi 3 and vt 2 ek-\

Function: verb

Inflected Form(s): ex·pired; ex·pir·ing

Etymology: Middle English, from Middle French or Latin; Anglo-French espirer to breathe out, from Latin exspirare, from ex- + spirare to breathe

Date: 15th century

intransitive verb 1 : to breathe one's last breath : die
2 : to come to an end
3 : to emit the breathtransitive verb 1 obsolete : conclude
2 : to breathe out from or as if from the lungs
3 archaic : emit