The experience of a nightmare about spiders after a spider-related incident. Most often experienced by those with arachnophobia or extreme anxiety in the presence of a large and/or poisonous spider. Can often result in screams and leaping out of bed before fully awake, most likely due to their very realistic nature and tendency to be set in your actual sleeping environment.
To go to the restroom, informing everyone you intend to take a shit, and remain in the restroom for an extended period of time while actually masterbating
Scott: Where is Kevin?
Andy: Oh he is in the bathroom, has been for 20 minutes, said he was taking a shit.
Scott: Oh, he must be going to shiterbate.