Sigma 

A hypothetical Covid variant of concern first detected in Indonesia. It is said to be more contagious than both Delta and Omicron and may cause more severe illness. It is quickly outcompeting Omicron as the dominant strain

Sigma was the Covid variant responsible for a horrific summer surge in 2022

Sigma by Fortnite1500 November 20, 2021

Sigma 

The 18th letter of the Greek alphabet, also spelled like Σ or σ
Mathematical sum.

Sigma is like 1+2+3+4... and so on

Sigma by Σ January 7, 2022

Sigma 

Alpha male, better

Jake Sawyer is sigma

Sigma by Jakedagoat8 February 19, 2022

SIGMA 

Kind daddy henry

Person 1-‘woah look at Henry liddle’
Person 2-‘he’s such a sigma male’

SIGMA by Henryliddle March 5, 2022

Sigma 

The alpha male is one who's born as a leader, the beta male is one who's born to follow the alpha. But the sigma male goes above and beyond both alpha and beta, it is not in the control of any elements, it stands outside the hierarchy. Anyone can be a sigma male if they tries their best

Touma: start your life over you,dumbass
Touma: *punches with full force
*Vento faints
Cultured weeb: wow no hesitation
Megumin: haven't you heard of ladies first
Kazuma: I yearn for true gender equality
*starts wrestling for the bath
Cultured weeb: that's a sigma male right there

Sigma by weebWithTrashTaste March 10, 2022

Sigma 

A very good person, Better than everyone else, typically male, but can also be female.

Sigma's are attractive people.

Sigma by notrequiem March 18, 2022

Sigma 

Another dumb saying said by ignorant Teenage Boys stuck in the alt right pipeline on Tiktok, similar to “the boys” phase of tiktok.

Person 1: “Morbius is a Sigma”
Person 2: “Shut the hell up”

Sigma by bigduckmuggee April 23, 2022