Ponyfag 

Anyone who watches My Little Pony.

Jack: Have you seen the new MLP episode?
Jill: What?! No! That show is for 6 year old girls and you're a 14 year old boy. Stupid ponyfag.
Jack: Well, there goes my chances of getting laid.

Ponyfag by Douchebag82 October 15, 2011

Ponyfag 

n. A person who dedicates their life to to the television show My Little Pony: Friendship is Magic. Not to be confused with brony or horsefucker.

Ponyfag: I HAZ ALL THE SHOW STUFF AND EVERY SHIRT.
Brony: Dude, there's a fine line between 'liking' and 'obsessing'. You've crossed it.

Ponyfag by wvFailBombOmegavw June 24, 2012

Ponyfag 

N. A derogatory term for fans of the animated series My Little Pony: Friendship is magic.

Brony: lol fluttershy
Not Brony: You'sa ponyfag

Ponyfag by The Big Hado January 6, 2012

ponyfail 

When a dude has a ponytail, but he is butt-ugly, not very sexy, and/or the ponytail is extremely unkempt.

"Ew, look at that guy. That's a ponyfail."

ponyfail by nongenerica January 3, 2010

Polyfag 

Polyfag, someone who dates multiple people, whether together or separately or cheats on their original partner for someone else, but doesn't break up with their original partner and instead dates both people.

"Gabe pretty much is a Polyfag, he has two boyfriends and he cheats on them with a chick."

After the school found out Jason cheated on his girlfriend with 4 other chicks in a Subway restroom, he was permanently labeled a Polyfag for the rest of the year.

Polyfag by TPEr100 the onlY ch~e~rri~os~ October 10, 2022

ponyfail 

A ponytail made with no regard for style.

He just bough a Miata and he's sporting a ponyfail - must be a mid-life crisis.

ponyfail by cranston snord August 5, 2008