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