At either end of the social spectrum, there lies a leisure class. A catfish is a person who simultaneously lives in both--for example, eating corn dogs in a Porsche, or drinking champagne while homeless.
Look at that dirty rock climber with a Makers and soda in a crystaltumbler--what a catfish!
Someone who pretends to be someone or not using facebook or other social media outlets to to create false identitys.Particularly to pursue a deceptive online romance.
Internet person: Hey wanna meet up at central park?
You:SURE!
Internet person: HEY BITCH.
You: HEY YOUR A CATFISH!
A male who attempts to seduce his friend's previous lovers. Will go out of his way in any means to peacock himself as a better person, just to snatch up any scraps that might be left. Typically will use social networking as their resource for targets. A genuine bottom-feeder.
Did he really just friend request your wedding date? What a Catfish!
I heard he told my ex that he would never treat her like I did... That Catfish sure loves his scraps.