shipping a package
Taking a dump. Pooping.
I will be shipping a package now, as I just finished my third quadruple caramel macchiato iced latte.
ship a package
Ship a package is polite-code for take a shit. It is especially useful when you need an excuse to leave in a hurry and cannot explain in front of a group of people or strangers.
I shall return in 1 hour I have got to go SHIP A PACKAGE.