What Does ICBINB Mean?ICBINB means "I Can't Believe It's Not Butter".
Summary of Key Points"I Can't Believe It's Not Butter" is the most common definition for ICBINB on Snapchat, WhatsApp, Facebook, Twitter, and Instagram.
|Definition:||I Can't Believe It's Not Butter|
4: Difficult to guess
Adults and Teenagers
Example of ICBINB Used in a Text