The act of taking materials into a bathroom intending to spend an appreciable amount time on the toilet. Usually accompanied by a phone tablet but books and magazines may be used. Poobernating is complete once one or both legs have gone numb.
If you can’t find dad, try the bathroom. He’s been poobernating since he got home from work. He may need to have his legs amputated.
The Poltergeist is the Rolls-Royce Ghost, a luxury car. A “poltergeist” is a ghost or spirit that creates physical disruption by moving objects and making loud noises. Look at the models Phanton or Wraith for example.