Meaning of “forever” - Learner’s Dictionary

forever

adverb uk us /fəˈrevər/
IN FUTURE

B1 for all time in the future:

I'll love you forever.
A LONG TIME informal

B2 used to emphasize that something takes a long time:

The journey home took forever.
OFTEN

used to emphasize that something happens often:

She is forever helping people.

(Definition of “forever” from the Cambridge Learner’s Dictionary © Cambridge University Press)