Penetrating the anus of a girl with your penis or dildo (if a lesbian) really fast to create a warming sensation from the friction. Then pull out and slide the object of penetration up and down the ass crack of the girl. Every time you reach the top or the bottom of the ass crack make a loud BEEP noise.
my mom heard me Beeping last night and asked what i was doing. i said i was performing the pennsylvania mud plow for the first time. She said like fatherlike son
The act of shitting into your hand, making a tight fist, and plowing it into a vagina.
Sally thought her boyfriend was gonna give her a snow cone, instead she needed a prompt douche to wash out the remnants of a Hershey Mudplow. Hershey Mudplow