Have you heard someone at your gym say "OSS"? It gets thrown around almost like a Jiu-Jitsu meme. But OSS has a deep history outside of BJJ. It is a word of many meanings in Judo, Karate and Samurai warrior history. JT took a deep dive to try to get to the bottom of the meaning in BJJ and its origin- where did it actually come from?With references from all corners of the internet the boys go through a wide ranging discussion to reveal if you should or not use it and maybe it has been replaced?As Jiu-Jitsu culture evolves both terminology and procedure change and the question is has OSS gone the way of the dinosaurs?Get Stronger & More Flexible for BJJ  with the Bulletproof For BJJ App- Start your 7 Day FREE Trial:  https://bulletproofforbjj.com/registerStay Hydrated with Sodii the tastiest electrolytes in the Game! Get 15% OFF: BULLETPROOF15https://sodii.com.au/bulletproofParry Athletic - Best training gear in the game... Get 20% OFF Discount Code: BULLETPROOF20https://parryathletics.com/collections/new-arrivals