In texting and social media CUFF means “Overprotect, smother”. It means to secure someone into an exclusive romantic relationship often in an overprotective manner.
Robert: Are you gonna cuff ava.
George: yes, I will cuff her, she is just mine.
CUFF is a popular texting slang that is confusing for many people who don’t know its meaning. However, the meaning is simple as the word cuff indicates that someone has cuffed someone.
Usually, when used on social media and texting, cuff slang means being overprotective and in a relationship. That means you don’t want the other person to belong to someone else other than you.