A cock that has been inserted in a male's asshole by accident because it was mistaken for a female's asshole.
I thought the asian hooker was a hot chick but after fucking her in the ass, she rolled over and I saw "her" cock. This is how I got my first case of mudcock.
A term used to insult a White man who has sex with black "women", implying that the mans penis is muddy and dirty from being inside the african "american" "female".
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi