Shit-delete 

In Microsoft Outlook, the act of permanently deleting (Shift+Delete) a work email that is so lame in regards to tasking or grammar that it doesn't even merit being read or acknowledged.

Boss email: Come in Saturday to work on the contract bid. Corporate is really counting on you and I. Your sacrifice is truely appreciated--

You: Shit-delete. Problem solved.

Shit-delete by kn wench September 3, 2010

shiftdelete 

1) to permanently delete file(s) on a Windows-based computer.

2) A euphemism for the curse word "shit"

holy mother bull shiftdelete! I just shiftdeleted all those files!

shiftdelete by J-Diddy March 20, 2003