Checked Out Edit Meaning

1.

The period of time after you have given notice of resignation from a job before you actually leave. When you don't care about the work you are doing anymore or the general welfare of the business or the staff.

This can also be apply to someone who doesn't care about their job anymore and is about to quit.

Example: Hey Bob have you got those reports ready for Monday? Naah, I'm totally checked out.

See check out, checking out, cant be arsed