A phrase often used in the show 24. Whenever something is going to occur "
Within the hour" it means
it's happening THIS episode and it to be taken seriously. Has
roughly the same meaning when used in real life.
Person A: That does it. I'm going to his house and working things out.
Violently.
Person B: When?
Person A: ...
Within the hour.
Person B: OH FUC-