What does Sigma mean in Slang?

[Phillips]

I see people use the term sigma frequently on social media. Can anyone tell the meaning of Sigma in slang?

 

[ethan]

In slang, sigma usually refers to a sigma male, a term used online to describe a man who is independent, self-sufficient, confident, and successful but prefers to stay outside traditional social hierarchies like the alpha male. The term became popular through social media platforms like TikTok and YouTube, where it’s often linked to the lone wolf personality—someone quiet, mysterious, and focused on personal goals rather than attention or validation. However, it’s mostly an internet trend or meme, not a real psychological category.

 

[shizu]

In slang, Sigma refers to a person—often called a sigma male who is independent, self-reliant, and doesn’t follow traditional social hierarchies. Unlike an alpha who leads or seeks dominance, a sigma prefers to stay low-key, do their own thing, and succeed without needing attention or approval from others. It’s commonly used online to describe someone who is confident but quiet and unconcerned with fitting in.

 

[Asya]

“Sigma” in slang refers to a person, usually a male character type, who is seen as independent, self-reliant, confident, and successful without following social rules or seeking popularity. The term comes from the idea of a “sigma male,” often described online as someone who stays outside traditional social hierarchies. It became popular through memes, TikTok videos, and internet culture, though it is often used jokingly or exaggerated online.