A person who deliberately or negligently posts a serious comment on a once humorous thread, and by this action, kills the conversation for all involved.
P1 - ungrateful gigantic geese, eat your own kind.
P2 - bahahahaha!! you ignorant anorexic beetle!!
P1 - well you're a selfish over-sized mothfool, the crazy goose tried to kill me!!
P2 - I'm sure its not the first thing that's tried to kill you.
The act of two males (or possibly twofemales) having a conversation while taking shits in adjacent stalls. Generally frowned upon in most social circles.