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