- Expire is defined as to breathe out, to die, or to come to an end.
- An example of expire is when someone dies of a heart attack.
- An example of expire is when food has rotted and has started growing mold.
- An example of expire is when an offer was good until May 1, 2012 and the clock strikes midnight on May 2nd 2012; the offer expires.
expire definition by Webster's New World
- to breathe out (air from the lungs)
- Obsolete to give off (an odor, etc.)
Origin: Middle English expiren ; from Classical Latin exspirare ; from ex-, out plush spirare, to breathe: see spirit
- to breathe out air
- to breathe one's last breath; die
- to come to an end; terminate; cease: the lease expired
expire definition by American Heritage Dictionary
verb ex·pired, ex·pir·ing, ex·pires verb, intransitive
- To come to an end; terminate: My membership in the club has expired.
- To breathe one's last breath; die: The patient expired early this morning.
- To exhale; breathe out.
- To breathe (something) out.
- Archaic To give (something) off.
Origin: Middle English expiren, from Old French expirer, from Latin exspīrāre : ex-, ex- + spīrāre, to breathe.
expire - Medical Definition
- To breathe one's last breath; die.
- To exhale.