/ fərˈevə(r); NAmE / adverb
1.
( BrE also for ever ) used to say that a particular situation or state will always exist :
I'll love you forever!
After her death, their lives changed forever.
Just keep telling yourself that it won't last forever.
2.
( BrE also for ever ) ( informal ) a very long time :
It takes her forever to get dressed.
3.
( informal ) used with verbs in the progressive tenses to say that sb does sth very often and in a way that is annoying to other people :
She's forever going on about how poor they are.