bun is in the oven, the—
1. (euph.) is used to allude to pregnancy:
- They have to get married because the bun is in the oven…. So my question is, am I invited?
2. things have started moving:
- We have no idea as to a release date as there is a lot of work still to be done, but at least the bun is in the oven.
Note: The expression does not correlate in meaning with the phrase get your buns over here—(coll.) come here quickly:
- Just pack your bags and get your buns over here! We’ll make it worth your while.
fat is in the fire, the—an irrevocable course of action has been started:
- The die has been cast and the fat is in the fire. Too late to back out now.
Cf.: pull the fat from the fire—do smth. that solves a serious brooding problem:
- A change of presidents can pull the fat from the fire in time to save us from a rerun of the 1920s depression.