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Sigma

1. The 20th Old/Ancient Greek letter or the 18th Modern/Classical Greek letter.
2. In mathematics used to indicate the summation of a set or series.
3. In statistics used to indicate something complicated not able to be understood by Urban Dictionary readers.
4. The best meaning: a sigma male. Similar to an alpha male but better. A lone wolf - a self-reliant and assertive male.

1. Yesterday I read a book in Greek and I saw the letter Sigma.
2. Blah blah blah sigma blah blah series blah blah- hey, you, why aren't you listening in class!
3. Mommy, what does sigma in statistics mean?
4. Man, look at this guy, he's such a sigma!

by Skalz_ July 14, 2024


Sigma

A combination of Significant and Charisma

To describe someone as having Significant Charisma. Sigma.

that person has so much charisma!
Some would even say a significant amount!
So Sigma!

by Kosmoses January 7, 2025


sigma

ALPHA

ur a SIGMA

by TOBY DA GOAT March 13, 2024


Sigma

Volodymyr Zelenskyy

Volodymyr Zelenskyy is the Sigma male.

by scarlettfor April 2, 2022


Sigma

It's a fucking Greek letter, not a "gigachad"

Molly: OMG!! Logan is such a sigma
Zoey: what the fuck we are not in language class

by Ilostfaithinhumanity January 22, 2023


sigma

someone very dominant or someone who is a leader

he is the sigma of the group

by the sigma123 January 6, 2024


Sigma

A word that people use when they have to much brain rot,

Youtube shorts kids say this

Friend 1: "I'm so sigma"
Friend 2: "No your not"

by No one ❤️ June 7, 2024