Meaning : Pass from physical life and lose all bodily attributes and functions necessary to sustain life.

Example : 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.

Synonyms : buy the farm, cash in one's chips, choke, conk, croak, decease, die, drop dead, exit, expire, go, kick the bucket, pass, pass away, perish, pop off, snuff it