What is Go Wait In The Car?
1.
Told to one who will not shut up, or one who has just made an off color or unfunny joke at an inappropriate time.
Professor: Open your textbooks to page 594.
Student 1: Haha! Snape kills Dumbledore on page 594!
*Students stare*
Student 2 to Student 1 (loudly and rudely): Go wait in the car!
Professor: As I was saying--
See