Acronym for "model United Nations," either a club or class, usu. in high schools; an extremely time-consuming activity where one student learns about international policies and takes on the role of a delegate for a particular country to discuss any given topic.
(Other-- Known to cause high school students to stay up late in researching.)
"I'm representing France in the committee of IAEA," said the M.U.N. student.
An extrememly time consuming club that is otherwise known as "Model United Nations". It causes limited pleasure and can cause biased opinons of world leaders.
"I think we should send Kim Jong Il a fruitbasket!" said the obviously different student.