Brazilian Jiu-Jitsu (BJJ; /dʒuːˈdʒɪtsuː/; Portuguese: [ˈʒiw ˈʒitsu], [ˈʒu ˈʒitsu], jiu-jitsu brasileiro) is a self-defence martial art and combat sport based on grappling, ground fighting (ne-waza) and submission holds. BJJ focuses on the skill of taking an opponent to the ground, controlling one's opponent, gaining a dominant position, and using a number of techniques to force them into submission via joint locks or chokeholds.