A Chinese word meaning "not yes, not no" or "this does not have any meaning " It could be the answer to the Zen koan, "Does a dog have the Buddha nature " (Referred to in the essay: The Monastic Aptitude Test )
"Nothing " The Zen nothingness or emptyness This principle is often used in the Japanese martial arts to make one clear in the mind of all thought so the body will respond instantly to any situation
Short for Mass Units Missiles and other expendable weapons take up certain amounts of Mass Units when loaded into a Tank or Scout