Verb. To have sexual intercourse with a female in the doggy style position while sufficiently checking yourself out in the mirror and being an alpha male. Easier accomplished by flexing one's bicep and pointing to oneself in the mirror and if the song "Sussudio" by Phil Collin's is playing in the background. Made famous in the movie "American Psycho".
"Dude, I got caught sussudioing this girl I've been hooking up with and now she wont return my calls."