Self Induced Social Media Autism.
Basically the case of everyone nowadays.
Wtf is Based Dark Sigma Grindset? I just saw a 26yo man comment that on a meme.

It's just SISMA. Ignore it.

And this chick on TikTok is making unfunny skits about hyperfixating on potatoes or whatever...

SISMA. They all have SISMA. It's social media brain rot.

This generation is doomed.

Yes.
by Rejectedbyaliens January 19, 2023
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The modern day celebration of Christmas, without a shred of spirituality; all about the gifts.
I hope you all have a Merry Sismas and get every freaking thing on your wish list!
by Sherrymichele December 27, 2016
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the combonation of the petname sis and ma, commonly used in fashion photo ruview when raja addresses fellow queen aja.
“sisma u were sickening
“omg thanks ma! work the haus down boots!”
by b1j0u April 23, 2019
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