Definitions by Pyyre

sexocopter 

The sexocopter position is performed when a male rotates around the axis of a female's vagina with his penis inside it while on top of her.

"The sexocopter position is fantastic!"

sexocopter by Pyyre September 14, 2021

greymuzzle

An older member of the furry fandom.

Hey Ace of Hearts, have you heard of Zillion?
Yeah, he's a greymuzzle.

greymuzzle by Pyyre May 1, 2019

MFF 

An acronym of the furry convention "Midwest Fur Fest". It's the world's largest furry convention taking place in Rosemont, Illinois each December.

Hey, are you going to MFF this year?

Nah, I can't be assed. The wait for registration over there is so long it may as well be called line con.

MFF by Pyyre April 14, 2019