A group of people who like a certain TV show, movie, book, video game, comic, etc. Usually ridiculed by others with unfair steriotypes (ex. bronies are gay, furries rape animals, etc.).
Freddy: Hey, I just got into the MLP fandom, wanna watch the show?
Bonnie: Not really, but I won't hate.
Freddy: OK, I'll watch it with my girlfriend.
2. A group of people all obsessed with the same thing. Usually a work of fiction being either a movie, book, TV show, anime, comic, video game, etc...
3. A way for lonely people to feel a part of something larger than themselves.
4. A collective of creepy obsessive type people that only serves to feed and encourages each other in unhealthy obsessions and exaggerated exultation of non-existent people, creatures, places and objects.
"Oh my god, I wanted to search for pictures of that actor from that movie we saw last night but I was inundated with terrible text posts and reaction gifs from a fandom I didn't even know existed! Ugh!"
a religion based on a game/book/cartoon, the characters of the game/book/cartoon worshiped as gods and the plot is their bible. unlike other religions, a fandom will take over a person's life