It’s also the title of a show on MTV that’s hosted by Nev Schulman, in which Nev and his co-host (formerly Max Joseph, currently Kamie Crawford) work to expose catfish for who. 15 juin 2022 · Catfishing is the act of pretending to be someone you are not online, in order to lure someone into a relationship and, in a lot of cases, scam or steal from them. A catfish may steal someone else.