C1 永久地，永远地
for ever
She's gone and this time it's for good. 她走了，这一次是永不回头了。
I'm going to kick the habit for good.
I'm done with cigarettes for good.
He had thought his cancer was gone for good but, sadly, this was not the case.
When I got married, I thought it was for good.
See also: good noun (TIME)