A dissappearing panda is when your having sex with a girl and right after you cum you say "look a panda" and point in a different direction, quickly pull out, take off the condom and slap her in the face with it
Hey look a panda! *smack* ha they better get that dissappearing panda back to the zoo.
A language game played by Brown University students in which an intricately timed powerpoint presentation displays images of clothes, food, etc. while students attempt to name the articles in a foreign language before they pass from one side of the display to the other.
Diego: And what is this.
Joe: der Handschuhe!!!
Diego: ...die Handschuhe?
Joe: Oh...yeah. I love "Name that thing on the screen before it disappears"!
When you get so repulsed by someone or something that your penis gets forced up and out of your groin so as to displace itself at least 400 miles away; as if it were a wizard from Harry Potter apparating.
Harry Potter: Last night was awful, Ron.
Ronald Weasley: Why? What happened?
Harry Potter: Moaning Myrtle showed up while I was in the restroom, and I got a serious case of the dissapering wizard.