What Does DEF Mean? (Using DEF Online)DEF means "Definitely (also DEFF)".
Definition for DEFDEF means "Definitely (also DEFF)". This is the most common definition for DEF on Snapchat, WhatsApp, Facebook, and Twitter. Here is some more information about DEF:
|Definition:||Definitely (also DEFF)|
1: Easy to guess
Adults and Teenagers
Using DEF on a Cell Phone (SMS Texts, Whatsapp, and Yubl)