What do teens mean when they say ‘sigma’?
Some know “sigma” as the 18th letter of the Greek alphabet but it’s also teen slang for a cool dude. According to Know Your ...
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'Mewing,' 'Sigma,' and Other Gen Z and Gen Alpha Slang You Might Need Help Decoding
(See "beta male" and "sigma male.") Ate/eat ... Mid: Average, bland, expected. Mewing: A facial exercise meant to strengthen the jawline. Mirror sex: Using a mirror to watch yourself have sex.