What does it mean when someone calls someone else catfish?

A catfish is someone on the Internet who pretends to be someone he's not. For instance, you spend months or years talking with someone you met online, and then you find out it's a man in another country. read more

Best Answer: Catfish is someone who pretends to be someone they're not online to create false identities, particularly to pursue deceptive online romances. read more

Pretending to be someone other than who you are in order to attract — and often take either emotional or financial advantage of —someone else over the internet. For example, let’s say you get “friended” by someone on Facebook. read more