definition of
pass away

[1] #1 pass away v. 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". wn

[2] #2 pass away v. go out of existence; "She hoped that the problem would eventually pass away". wn