expiring Meaning, Definition & Usage

  1. verb lose validity
    run out; expire.
    • My passports expired last month
  2. verb pass from physical life and lose all bodily attributes and functions necessary to sustain life
    decease; give-up the ghost; pop off; perish; die; buy the farm; snuff it; choke; drop dead; pass away; expire; exit; croak; pass; go; kick the bucket; conk; cash in one's chips.
    • She died from cancer
    • The children perished in the fire
    • The patient went peacefully
    • The old guy kicked the bucket at the age of 102
  3. verb expel air
    exhale; expire; breathe out.
    • Exhale when you lift the weight

WordNet

Ex*pir"ing adjective
Definitions
  1. Breathing out air from the lungs; emitting fluid or volatile matter; exhaling; breathing the last breath; dying; ending; terminating.
  2. Pertaining to, or uttered at, the time of dying; as, expiring words; expiring groans.

Webster 1913