When you go to that party and hook up with that crazy bitch who, after giving you a pleasant yet rough hand job, shits on your hand wherein you proceed to fist her loose vagina with your shitty hand while screaming your ex girlfriend/wife's name.
Guy 1: "Yo I heard things got real weird last night at that party."
Guy 2: "Yeah...... I gave that Dunkin Donuts bitch Stacy the old 'Dirty Marcello'."
Guy 1: ".....She shit on your hand and you fisted her screaming your ex girlfriends name? You realize she was 14 right bro?"
When the female partner queefs whilst fitting a jar of pickled eggs up her vagina forcefully, often causing consecutive queefs which gradually arouse the male partner.
Man, I met this bird and she took me to her place, I undressed and turned and I saw her pulling a dirtymarcella, beautiful shit.