Catchphrase popularized on
4Chan, which spread to other various forums online, signifies that the content of a thread isn't desired or liked that much
Acquired from a bootleg camcorder Hong Kong subtitling of the Chinese
dub of
Star Wars Episode III, in which Darth Vader's howl of 'NOOOOOO!' scream is translated to Chinese and then back to English as 'Do not want'