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