A name in the Hanyu Pinyin romanization, used to a describe a martial art that originates from China. Oh and this is the right way to say it, because Hanyu Pinyin is the official system of romanization of the PRC. So if the Chinese say it this way than it's right!
Guy 1: I kick your ass with GongFu!
Guy 2: Don't you mean Kung Fu?
Guy 1: Hiya!
Guy 2: Ohh God my eye! blargh<chokes on tongue dies>.