Expire (?), v. t. [imp. & p. p. Expired (?); p. pr & vb. n. Expiring.] [L. expirare, exspirare, expiratum, exspiratum; ex out + spirare to breathe: cf. F. expirer. See Spirit.] 1. To breathe out; to emit from the lungs; to throw out from the mouth or nostrils in the process of respiration; -- opposed to inspire.
[1913 Webster]

Anatomy exhibits the lungs in a continual motion of inspiring and expiring air. Harvey.
[1913 Webster]

This chafed the boar; his nostrils flames expire. Dryden.
[1913 Webster]

2. To give forth insensibly or gently, as a fluid or vapor; to emit in minute particles; to exhale; as, the earth expires a damp vapor; plants expire odors.
[1913 Webster]

The expiring of cold out of the inward parts of the earth in winter. Bacon.
[1913 Webster]

3. To emit; to give out. [Obs.] Dryden.
[1913 Webster]

4. To bring to a close; to terminate. [Obs.]
[1913 Webster]

Expire the term
Of a despised life. Shak.
[1913 Webster]