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