"Based" is a slang term that originated in online communities, particularly within the realms of social media and gaming. It is often used to describe someone who is confident, unapologetic, and true to themselves, regardless of societal expectations or opinions. The term can also imply a sense of authenticity and independence in one's beliefs or actions. The phrase gained popularity through figures like Lil B, a rapper known for promoting positivity and self-acceptance. In this context, being "based" is seen as a rejection of negativity and a celebration of individuality, encouraging others to embrace their true selves without fear of judgment.