Box of miscellaneous items belonging to your ex boyfriend/girlfriend left at your house after a breakup. This box of stuff may be returned, or may be held hostage until they return your breakup box.
A person that doesn't 'think outside the box' because 'they break the box'. They focus their efforts on shattering the status quo. They're game changers.
A manly meal, when fried breakfast is in any container, this can be from anything from a polystyrene food container to a large wooden crate, you can also fest in the food too so sometimes called a breakFEST box.