Beastiality: n.
A fun act, generally but not always involving the use of a domestic animal as a form of pleasure. Can also be used as an alternative to being bored or having sex with stupid girls or whatever else floats your boat.
Broseidon 1: What do you want to do, bro?
Broseidon 2: We could go have sex with fluffy over there
Broseidon 1: Beastiality? that sounds cool. DP?
Broseidon 2: Fo sho
Broseidon 1: High five!
Normal Person: “Actually furry porn by definition isn’t bestiality. Furries are human(anthro) animals. Not that that matters, considering it refers to real animals like dogs and horses, not furries, pokémon, dragons, aliens, or monsters.”