As a Noun:
1. The period of time that will come after the present, or the things that will happen then. English = future.
As Modifier:
1. Used after time signs and/or at the beginning or end of a sentence to place the time frame (tense) of the actions in the future sometime.
2. Used at the beginning or end of a sentence to tell someone that that is what you want or expect to happen from now on. English = in the future.