Meaning of SIG
What Does SIG Mean?SIG means "Signature".
Summary of Key Points
Definition for SIGSIG means "Signature". This is the most common definition for SIG on Snapchat, WhatsApp, Facebook, and Twitter. Here is some more information about SIG:
2: Quite easy to guess
Adults and Teenagers
A Text with SIG
Using SIG on a Cell Phone (SMS Texts, Whatsapp, and Yubl)