Pink slip. Merriam-Webster defines it as “a notice from an employer that a recipient’s employment is being terminated.” Its first known use is 1904.
We’re going to have to let you go. The standard sentence. The decision has been made, and it is not open for discussion.
Clear out your desk. Leave today. The cardboard box of belongings is part of the picture.
Serves at the pleasure of the President. A senior official can be removed whenever the President chooses.