expire

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To come to an end; terminate: My membership in the club has expired.
2. v. To breathe one's last breath; die: The patient expired early this morning.
3. v. To exhale; breathe out.
4. v. To breathe (something) out.
5. v. Archaic To give (something) off.

Century Dictionary and Cyclopedia

1. To breathe out; expel from the mouth or nostrils in the process of respiration; emit from the lungs: opposed to inspire.
2. To give out or forth insensibly or gently, as a fluid or volatile matter; exhale; yield.
3. To exhaust; wear out; bring to an end.
4. To emit the breath: opposed to inspire. Specifically
5. To emit the last breath; die.
6. To come to an end; close or conclude, as a given period; come to nothing; cease; terminate; fail or perish; end: as, the lease will expire on the first day of May; all his hopes of empire expired.
7. To come out; fly out.
8. Synonyms Perish, etc. See die.

Wiktionary

1. v. intransitive to die
2. v. intransitive to become invalid
3. v. intransitive to exhale; to breathe (out).
4. v. transitive to exhale (something).

GNU Webster's 1913

1. v. To breathe out; to emit from the lungs; to throw out from the mouth or nostrils in the process of respiration; -- opposed to inspire.
2. v. To give forth insensibly or gently, as a fluid or vapor; to emit in minute particles; to exhale
3. v. obsolete To emit; to give out.
4. v. obsolete To bring to a close; to terminate.
5. v. To emit the breath.
6. v. To emit the last breath; to breathe out the life; to die
7. v. To come to an end; to cease; to terminate; to perish; to become extinct
8. v. obsolete To burst forth; to fly out with a blast.

WordNet 3.0

1. v. pass from physical life and lose all bodily attributes and functions necessary to sustain life
2. v. expel air
3. v. lose validity