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What does SIS mean?
Texting Abbreviations/Social Media definition of SIS

Are you feeling clueless about texting abbreviations? Did you receive a text or email with SIS, or maybe you saw SIS on one of those social media sites like Facebook, Twitter, or Google Plus, and your problem is that you have no idea what SIS means?

That can be frustrating and/or embarrassing, but it's no problem! You came to the right place to find out what SIS means.

SIS means:

"Snickering In Silence"

PS. We shorten and abbreviate words and sentences everywhere these days. Above we answered, What does SIS mean in texting? The question could also be: What does SIS mean on Facebook? What does SIS mean on Twitter? What does SIS mean on Instagram? What does SIS mean in email?

You get the point. We abbreviate and use SIS not only in texting, but on all the social media sites and through other digital communication.

Texting Abbreviations
See more texting abbreviations here.

Note that this is what Research Maniacs think SIS means in texting. Texting slang changes over time and in different regions and communities.


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