What Does SIFS Mean?

SIFS means "Secret Internet Fatties."

"Cyber Speak" Test

You now know what SIFS means, but are you good at Cyber Speak? Well, let's see!

Summary of Key Points

"Secret Internet Fatties" is the most common definition for SIFS on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:Secret Internet Fatties
4: Difficult to guess
Typical Users:
Adults and Teenagers

Example of SIFS Used in a Text


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