If you are training frequently in the Brazilian jiu-jitsu community you will hear the word “OSS” thrown around from time to time. When you hear it you may scarce your head and ask yourself, “what does that even mean?” In this article, we break down the meaning of “OSS” and in what situations you could say it for yourself!

OSS Meaning: What Does “OSS” Mean?
When looking at the meaning of “OSS” its important to understand the context in which it is being used, the word can range from a greeting to answering a question and acknowledging an opponent’s skill.
OSS is a generic word widely used in the Brazilian Jiu-jitsu community. The word is derived from Japanese martial arts and is a particularly enthusiastic way to say “yes” or acknowledge something or someone. It is very similar to the U.S. Marines when they say “OOH-RAH”.
The second definition of the word “OSS”, also known as “ossu”, means Oshi Shinobu, which conveys the idea of “persevering when pushed”. In other words, never giving up, having determination, being gritty, and being able to withstand the most grueling sets of training.
OSS is a way to carry on the idea of never giving up. In the Jiu-jitsu community, we push each other very hard to become the best versions of ourselves. Many people that adopt this character quality will say OSS and either bow before their opponent or their instructor.
Why Do People Say OSS?
People say “OSS” for a number of reasons when rolling on the mats. OSS takes on various different meanings but it is mainly a positive word to way.
At the end of class, everyone is usually shaking hands saying “OSS” or right before their sparring sessions they do a quick fist bump and say “OSS” to show that they are ready for the match and to lay down a baseline level of respect for their opponent.
In many sources, “OSS” is defined as a manifestation of ki energy, or a different kind of strength, indicating that someone is ready to fight! Many Brazilian Jiu-Jitsu Practitioners use this word as a sign of respect.
Is Saying ‘OSS’ Offensive?
Absolutely not!
As we stated in the previous paragraphs, “OSS” is a word that is widely used as a sign of respect and honor for those with that you are about to roll!
The Respect on The Mats
The respect found for another person on the mat goes beyond words and it can only be explained when you do this firsthand. Jiu-Jitsu is a sport that builds the mental, physical, and inner strength of the individuals that embrace it.
Carrying on without giving up is a hard thing to do but those that stick around and climb the ranks in the sport will experience something that cannot be found anywhere else.
Determination, building strong spirits, respect, and discipline are what people in the Brazilian Jiu-Jitsu community embrace. They choose to live their life in a way that embodies these core principles. Here at the Grapplers Graveyard, we firmly believe that Brazilian Jiu-Jitsu is for everyone and eventually more people will start to see the benefits this sport has on those that join the community.