Pass from physical life and lose all bodily attributes and functions necessary to sustain life "The old guy kicked the bucket at the age of 102" - die, decease, perish, go, exit, pass away, expire, pass, cash in one's chips, buy the farm [N. Amer], conk, give-up the ghost, drop dead, pop off, choke, croak, snuff it, pop one's clogs
Derived forms: kicked the bucket, kicks the bucket, kicking the bucket