Deep-friending: to friend someone on facebook as a means for something deeper than just friendship. i.e. gathering information, viewing pictures, stalking in general.
Guy 1: So my girlfriend just called me out on all these pictures that were posted of me on facebook, but i coulda sworn she couldn't see them.
To negatively comment someone's actions referring to them as being a hoe. Most people use it in the placement of "trippin."
Lamar: "Hey we still gonna smoke that blunt tonight?"
Alex: "Dog, I told you I was grounded nigga! Why you keep fringin?"
Lamar: "Aint nobody fringin over here nigga!"