Hey fanum, you aren’t skibidi sigma alpha right now.
by spork-i-geuss June 17, 2024
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Literally just a Greek letter. Sigma ( Σ ) is a letter in the Ancient & Modern Greek alphabet that represents the ‘s’ sound. But if you’re not here for history class, it’s someone who is above an ‘alpha’, self-reliant, independent, popular person, usually a male.
Person A: Chad is such a sigma.

Person B: I know right?
by Haworthia? April 30, 2023
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Originally it used to be a cinema-sub-culture which used to glorify anti-heroes(similar to villains but the plot revolves around these people) of Hollywood films and not some silly tik-tok edit with someone nodding while metamorphosis (Phonk music ) plays in the background
by gustavoneedsjesse February 14, 2023
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A year where an individual successfully complets:

Just jerkn't january

Fuck fapping february
Meat mastery march
Abstinence april
Must make it may!
Just jesus june
Jacked july
Almost there august

Save semen september

Only sex october
No nut november

Don't do it december

thus becoming a literal god of self control.
Mike:"Hey, the word on the street it that you finished Sigma year. Is it true?"
James:"Yeah"
Mike:"Dude, you are a legend!"
by chorbet November 15, 2022
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The Sigma Grindset involves recognizing the bleakness and finitude of the typical life of a modern human being, whilst doing everything in one’s power to liberate themselves from these shackles, including and not limited to: actively rejecting any social norms, activities, and relationships that may interfere with this noble yet selfish pursuit, fueled by none other than greed, disgust, and ego.
Justin is on the Sigma Grindset.
by Mr. P Bateman July 13, 2022
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A bunch of bozos who run around in suits thinking it makes them important. The reality is that all of them come from affluent backgrounds and will get in anywhere because their dads are Vice Presidents of Goldman.
Someone tell Chad that Delta sigma Pi won't make his dick any bigger.
by MickeySingh April 12, 2022
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Freddy Fazbear when he is doing activities that would resemble a super cool rad sigma male
by TheGingerJesus0 June 17, 2024
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