to die, esp in a terrible or sudden way
to be ruined or destroyed
recollection of a past already long since perished — Philip Sherrard
to deteriorate or rot
The rubber had begun to perish
said of cold or exposure: to weaken or numb (somebody)
We were perished with cold
perish the thought
informal used to express horror at or firm rejection of an idea
[Middle English perisshen via French from Latin perire, from per- + ire to go]