fan behavior 

when someone is jealous or they are coping you

it can also be used sarcastically

chris: yo i just saw brittany with the same shirt

you: ugh fan behavior

fan behavior by jsnahhzhshs May 19, 2021

Fan Behavior 

When a mf stays talking shit and won’t get off your Dick

Thomas always tells me this guy Chris calls him a bitch everyday.
That’s some fan behavior right there.

Fan Behavior by MuffinMan25 June 13, 2022

Fan Behavior 

A hater that still wants to be updated on what you are up to. Then they talk cap shit about you to your close friends to try and ruin your reputation.

You know Barbie? She keeps on talking to me about what you are up to and talking trash about you, such fan behavior. She needs to get a life.

Fan Behavior by SuarezSlater February 6, 2023

Fan behaviour 

Fan behaviour is where someone is obsessed with someone else. They tend to be the topic of their conversation and they sometimes even take it to the extreme of STALKING them.

I'm the topic of your conversation, that's what I call fan behaviour.

Fan behaviour by Djalaoq November 30, 2016

Fan Behaviour 

Whenever someone constantly makes you the topic of their conversations and/or statements.

Girl: *continuously makes TikToks about ex best friend*
Ex best friend: Wow, what fan behaviour

Fan Behaviour by traipsedup3 May 12, 2021