Revenge Delete
The act of deleting something important from an electronic device ( e mail, DVR, voice mail, etc...) as way of exacting revenge on someone that done something to you
You - "Where is the latest episode of Entourage in the DVR?"

Former Friend - "You deleted 14 episodes of Oprah reruns to make room on the hard drive so I revenge deleted it!"

You - "NNNOOOOOOO! You are evil!"

Former Friend - "I revenge deleted the voice mail from that girl that called you too"

You - "Curses!"