usage: lose validity; "My passports expired last month"
2. die, decease, perish, go, exit, pass away, expire, pass, kick the bucket, cash in one's chips, buy the farm, conk, give-up the ghost, drop dead, pop off, choke, croak, snuff it, change state, turn
usage: pass from physical life and lose all bodily attributes and functions necessary to sustain life; "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. exhale, expire, breathe out, breathe, take a breath, respire, suspire
usage: expel air; "Exhale when you lift the weight"
1. expired (vs. unexpired), invalid, terminated
usage: having come to an end or become void after passage of a period of time; "an expired passport"; "caught driving with an expired license"